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This class relates to the broad art of digging, moving, and handling material. This class includes method or apparatus for the removal of a tree, stone, soil, or snow from an in situ location, either on the earth"s surface or beneath a body of water.
GENERAL NOTE: Wherever the drawings in this class (37) are associated with the definitions, they are merely used to illustrate the basic concept encompassed by the definition of that subclass and should not be construed as limiting the scope of the subject matter covered by that subclass. |
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300 • GRAVE DIGGER
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301 • LAND CLEARER
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302 • Tree or stump remover
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303 • Stone remover
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3 • PEAT EXCAVATORS
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196 • SNOW OR ICE REMOVING OR GROOMING BY PORTABLE DEVICE
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197 • Process
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198 • Railway clearer
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199 • With melter
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200 • Heated plow
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201 • Explosive
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202 • Fluid current conveyor
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203 • For clearing single rail of set
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204 • Electrified rail
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205 • Including rotary excavating tool
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206 • And scraper blade
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207 • Including means clearing side of, or groove in, rail
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208 • With endless conveyor
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209 • Having rotary excavating tool
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210 • Plural rotary tools
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211 • Diverse tools performing different stages of operation
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212 • And V-shaped scraper blade
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213 • Screw-type auger
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214 • Having scraper blade
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215 • Inclined plane with V-divider
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216 • Having auxiliary blade or shiftable divider
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217 • V-shaped
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218 • Diagonal
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219 • Snow or ice surface groomer
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220 • Including rut cutter
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221 • Having diverse tools
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222 • Including rotary tool
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223 • Having rotary tool
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224 • Compacting roller
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225 • With compressor die
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226 • And heater
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227 • With melter
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228 • Having heated transport chamber
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229 • Electric or solar heat source
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230 • Manually powered
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231 • With specific means to facilitate connection to, or disconnection from, vehicle
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232 • Vehicle mount with obstacle responsive trip, or yieldable tool (e.g., brush)
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233 • Resilient impeller or blade
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234 • Including specific hydraulic control system to position implement
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235 • Vehicle mount including power lift
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236 • Power means is hydraulically actuated piston
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237 • With endless conveyor
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238 • And rotary excavating tool
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239 • Multistage conveyors
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240 • Carrying excavating tool
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241 • Combined or convertible
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242 • Rotary excavating tool
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243 • Lawnmower
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244 • Motorized rotary excavating tool
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245 • Tool arresting means responsive to sensed condition
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246 • Electric motor drive
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247 • Rotor shaft adjustable relative to direction of travel
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248 • Diverse multistage rotary tools or tool portions (e.g., feeding and throwing, etc.)
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249 • Including screw-type auger for first stage
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250 • Augers on separate shafts
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251 • And centrifugal impeller for final stage
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252 • Auger and impeller on single shaft
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253 • Fed by scraper blade
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254 • Including screw-type auger
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255 • Augers on separate shafts
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256 • Including centrifugal impeller
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257 • Screw-type auger
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258 • Having plural vane segments
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259 • Centrifugal impeller
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260 • Having specific flow guide
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261 • Having motor powered adjustment
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262 • Vane within chute controls flow path
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263 • Tool prepares wheel path for passage of wheel
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264 • Scoop
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265 • Manually powered
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266 • Scraper blade
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267 • Invertible
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268 • Pulled (e.g., by horse or vehicle)
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269 • V-shaped
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270 • Mounted on surface contacting support or guide
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271 • For adjusting height of blade
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272 • V-shaped
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273 • Adjustable or collapsible apex
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274 • And auxiliary wing or extension
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275 • Top flap
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276 • Diverging forwardly
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277 • Supported on inclined plane
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278 • Manually powered
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279 • Diagonally oriented
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280 • Including side gate discharge preventer
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281 • And auxiliary wing or extension
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282 • Supported on inclined plane
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283 • Adjustable about central vertical hinge
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284 • Manually powered
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285 • Manually powered
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304 • SELF-LOADING VEHICLE
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305 • Having endless digger or conveyor
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306 • Elevating wheel
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307 • BENEATH A BODY OF WATER (E.G., DREDGER)
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308 • With signal, scale, indicator, or inspection means
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309 • With means to control dredger operation (e.g., movement of dredged material) in response to sensed condition
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310 • Swell compensator
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311 • Suction relief valve
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312 • Control of swing or swing speed
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313 • By use of submarine or undersea vessel
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314 • Adapted to excavate specific discrete material
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315 • Shellfish
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316 • Including rake or scoop structure
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317 • Suction
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318 • Having intake screen
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319 • And material size reducer (e.g., crusher)
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320 • With pumping chamber
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321 • With means to introduce lift agent directly into suction pipe
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322 • With downstream directed jet nozzle
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323 • With fluid jet digger adjacent suction inlet
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324 • Including driven digger adjacent suction inlet (e.g., cutterhead dredger)
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325 • With specific bearing, or means to lubricate or seal
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326 • Rotary
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329 • Axis transverse with respect to suction pipe
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330 • Axis vertical with respect to surface of body of water
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331 • Axis longitudinal with respect to suction pipe
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327 • Specific cutterhead structure
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328 • Including distinct tooth or tooth mounting
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332 • Endless
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333 • Draghead dredger (e.g., dustpan dredger)
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334 • With pipe suspension or support (e.g., ladder structure)
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335 • Pipe or nozzle structure
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336 • With coupling (e.g., connector)
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337 • Rotary digger (e.g., bucket wheel)
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338 • Endless
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339 • Specific bucket structure
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340 • Grab
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341 • Scoop or bucket
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342 • With means to scour or scrape (e.g., propeller means, digging teeth, plow)
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343 • Rotary digging element
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344 • Nozzle
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345 • With vessel, propulsion, or anchor structure (e.g., bank spud, spud brace)
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346 • Bottom spud anchor
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347 • DITCHER
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348 • Condition responsive
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349 • With crumber
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350 • Having screw digger
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351 • With conveyor
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352 • Having endless digger
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353 • Endless bucket
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354 • Transverse cut
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355 • Longitudinal cut
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356 • With side cutters
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357 • With distinct rotary digger
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358 • Reciprocating endless digger
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359 • With longitudinal endless conveyor
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360 • With transverse endless conveyor
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361 • Drive-related feature
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362 • Drive-related feature
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363 • Hand operated
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364 • With side or auxiliary cutter
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365 • Rotary
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91 • Wheel excavator
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92 • Longitudinal axis
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93 • Conveyor
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94 • Transverse axis
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95 • Conveyor
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96 • Longitudinal endless
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97 • Transverse endless
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366 • Plow
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367 • Slit ditcher
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368 • Including longitudinal endless conveyor
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369 • And transverse endless conveyor
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370 • Mole plow
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372 • With plow supported wheel or supported on wheel frame
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373 • With conveyor
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374 • Wheel and belt
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375 • Longitudinal endless conveyor
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376 • And transverse endless conveyor
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377 • With colter
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378 • With colter
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379 • Shovel or scoop
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380 • Slit ditcher
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104 • RAILWAY GRADERS
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105 • Side former
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106 • Scoop
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107 • Endless conveyor
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381 • ROAD GRADER-TYPE
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382 • Condition responsive
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383 • Including ground supported, grader guiding rail
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384 • Adjustable digger
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385 • Rotary digger
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386 • Rotary digger
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387 • Adjustable
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388 • Transverse endless digger
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389 • Plow with transverse endless conveyor
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390 • Disc plow
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391 • Plow with transverse conveyor wheel
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392 • And endless conveyor
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393 • Plow with inclined axis conveyor wheel
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394 • CABLE-OPERATED (E.G., DRAGLINE)
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395 • Boom-type
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396 • Including means to control digging, hoisting, and dumping
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397 • Including mounting or support structure (e.g., boom support, sheave or pulley support)
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398 • Scoop or bucket
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399 • Including support or mounting device (e.g., hitch, shackle, lifting or dumping trunion)
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400 • Trolley-supported
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401 • Including cable or rope control means to facilitate loading, transporting, or dumping
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403 • COMBINED OR CONVERTIBLE
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468 • Having quick-connect coupling
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404 • Combined with subsoiler
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405 • Combined with fork or rake
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406 • Combined with clamp, grapple, or shear
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407 • With scraper
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408 • Integrally mounted to a tool body and independently usable by re- positioning the tool body
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409 • Multicomponent tool (e.g., scoop or bucket) convertible by relative movement of tool parts
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410 • Separate tools simultaneously mounted and independently usable
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411 • SCOOP OR EXCAVATING AND TRANSPORTING CONTAINER
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413 • With alarm, indicator, signal, or inspection means
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412 • Supported on vehicle between longitudinally spaced ground supports
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414 • Condition responsive or programmable means controls the excavating operation
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415 • Control of attitude or depth of cut
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416 • Control of scoop component (e.g., elevator, apron, or ejector)
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417 • With specific suspension or means to steer or facilitate mounting of implement on vehicle
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418 • With tandem or plural scoops or compartments
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419 • With means to aid loading or load distribution
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420 • By auger
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421 • By digging movement of apron
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422 • By endless conveyor
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423 • With particular conveyor feature including drive means
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424 • With coaction between apron or elevator and bowl
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425 • Actuated by fluid means
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426 • With coaction between apron or elevator and ejector
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427 • With significant bowl structure or manipulation
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428 • Actuated by fluid means
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429 • With significant apron structure or manipulation
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430 • Actuated by fluid means
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431 • With particular unloading feature
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432 • Rear unloading
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433 • Revolving-type
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435 • Mounted rearwardly of vehicle
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467 • Handled or hand operated
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436 • Bowl operatively connected to wheel axle
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437 • Including rear unloading
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438 • Actuated by fluid means
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439 • With caster wheel or shoe
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440 • Lever and latch mechanism
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441 • Dumping runner or revolving-type
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434 • Manually operated (e.g., two-wheel barrow)
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442 • Pushed forwardly of vehicle for filling
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443 • Dipper-type (e.g., backhoe bucket)
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444 • Scoop or bucket structure, per se
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445 • Including door structure or operator
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446 • DIGGING EDGE
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447 • Oscillating or reciprocating
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448 • Corner guard (e.g., corner tooth)
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449 • Repositionable digging edge (e.g., reversible)
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450 • Removable digging edge having integral tooth adaptor
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451 • Distinct wear element mounted between teeth
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452 • Tooth or adaptor
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453 • Having wear cap
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454 • Repositionable or replaceable tooth (e.g., reversible)
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455 • Mounting or retaining means
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456 • Including pin or key
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457 • Having resilient elastomeric element
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458 • Having resilient metallic element
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459 • Wire or rod formed
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460 • Specific material (e.g., specialty steel, heat treatment of material, specific hardness test)
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142.5 • DITCH FILLER
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182 • ORANGE-PEEL BUCKETS
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461 • CLAMSHELL BUCKET
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184 • Common pivot
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185 • Crossed lever
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186 • Contiguous pivots
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187 • Spaced pivots
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188 • Link-connected
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189 • ROTARY DIGGER
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190 • Endless conveyor
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462 • ENDLESS DIGGER
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463 • With endless conveyor
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464 • Having nonbucket-type digging means
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465 • Digging chain, bucket, blade, or tooth structure, per se
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195 • PROCESSES
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466 • MISCELLANEOUS
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901 • Bucket cleaners
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902 • Hydraulic motors
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903 • Scoop or scraper attachments
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904 • Vibration means for excavating tool
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905 • Nondredge excavating by fluid contact or explosion
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906 • Visual aids and indicators for excavating tool
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907 • Automatic leveling excavators
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908 • Canal cleaners
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