Document |
Document Title |
JPH0172495U |
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JPH0157992U |
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JPS6451598U |
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JPS6483492A |
PURPOSE:To obtain a simple running device that utilizes man power by forming a circular structural member defining a space for accommodating a driver inside, and attaching a reinforced member to the inner part of the structural member an...
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JPS6430795U |
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JPS6422391U |
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JPS649899U |
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JPS63193996U |
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JPS63189897U |
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JPS6358158B2 |
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JPS63172800U |
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JPS6342644Y2 |
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JPS63240493A |
PURPOSE:To row a boat to effectively advance, by dividing a paddle into two parts actuating their mutually opposed both end parts being associated with each other through gears and turning a handle part and a water paddling part to be sy...
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JPS63143493U |
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JPS63139099U |
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JPS63138299U |
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JPS6332080Y2 |
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JPS63130667U |
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JPS63129694U |
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JPS63199197A |
PURPOSE:To increase the pleasure in rowing a boat by allowing the oar of a boat to be operated in the attitude directed in the boat advancing direction. CONSTITUTION:An oar is constituted of a paddle part 1 and a handle part 2 in divisio...
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JPS63192692A |
PURPOSE:To make a contribution toward the light-weight design of a boat hull by providing a back stay connecting the uppermost end of a clutch stay to the intermediate part of a forward rigger member, and applying the constitution wherei...
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JPS63192691A |
PURPOSE:To make a seat comfortable to sit on and hard to cause fatigue, contribute to the application of light-weight design and ensure the easy change of the seat by applying a foamed plastic material to a seat board on the bed plate of...
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JPS63188594A |
PURPOSE:To promote the lightness of weight of an oar while its sufficient strength is ensured, by reinforcing a supporting part, in which a shaft of the oar generates its maximum stress to act, by an inner pipe, in case of the oar used f...
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JPS63184597A |
PURPOSE:To prevent rolling of a bicycle body by passing a frame provided with crank screws at its upper portion and lower portion respectively through a floating board and also providing an axial core between the floating board and the f...
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JPS63184596A |
PURPOSE:To achieve stiffness and weight reduction of the blade in the caption to improve usability thereof by making a blade body in a sandwich structure consisting of a core and outer layers made of plastic to integrally unite one face ...
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JPS63166694A |
PURPOSE:To make the inboard length of an oar and the pitch angle of a blade easily adjustable, by externally fitting a supporting member in a shank of the oar in a state of capable of doing axial movement and rotation and, after setting ...
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JPS63166695A |
PURPOSE:To absorb various external forces being added to a boat hull in an effective manner, by attaching a rigger, projecting sideward, to an outer surface at both side ends of a shell plate forming a cross section into almost U-shaped ...
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JPS6332679B2 |
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JPS6323119Y2 |
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JPS6374396U |
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JPS6363297U |
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JPS6361399U |
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JPS6353567U |
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JPS6348697U |
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JPS6338095A |
PURPOSE:To allow a boatman to easily recognize the front view in the advance direction by using an oar device equipped with an oar receiving part, etc. which forms a right angle with a shaft parallel to a hull and is installed onto the h...
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JPS6319498U |
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JPS63500162A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS62286890A |
PURPOSE:To enable the maximum propulsive force to be obtained through the minimum man power, by providing the center of gravity, which is determined by the weight of ship-propelling person's body and the pressure of water applied to a pr...
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JPS62141599U |
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JPS62130667U |
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JPS6226124Y2 |
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JPS6278597U |
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JPS6218158Y2 |
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JPS6216158Y2 |
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JPS6267213A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6211755Y2 |
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JPS6243099U |
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JPS6226297U |
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JPS6220997U |
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JPS6220998U |
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