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JPS54151338U |
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JPS54142600U |
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JPS5429880Y2 |
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JPS5429920Y2 |
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JPS5428776B2 |
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JPS54134600U |
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JPS54113467U |
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JPS5418173B2 |
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JPS5480208A |
PURPOSE: The captioned weight suitable for horse racing jokeys, divers, etc. which is smaller than ordinary lead, has durability and is inexpensive by using a sintered member composed primarily of W. CONSTITUTION: The weight is formed of...
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JPS549930B2 |
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JPS546264Y2 |
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JPS545022Y2 |
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JPS5426146A |
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JPS5429767U |
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JPS5416559U |
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JPS543832U |
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JPS53147968U |
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JPS5334536B2 |
1495338 Apparatus for cycling events J E MANUEL 20 March 1975 [22 March 1974] 11787/75 Heading A6M [Also in Division G3] An apparatus for use in cycling events includes a combined timer and start / finish marker 1, and course markers 2, ...
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JPS53105878U |
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JPS53105863U |
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JPS5393933A |
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JPS5388300U |
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JPS5367545A |
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JPS5367235A |
PURPOSE: To provide a method which makes possible even installation of cut plates to permit the side wall of the pool to be constructed evenly with ease.
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JPS5363967U |
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JPS5311555Y2 |
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JPS5329457U |
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JPS5327143U |
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JPS5310361U |
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JPS532888Y2 |
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JPS537938A |
PURPOSE: To provide a touch plate characterized in that a swimmer can see his time simultaneously when the touches the touch plate and can learn each lap time while swimming.
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JPS52168432U |
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JPS52162963U |
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JPS52146034A |
PURPOSE: To improve touch board reliability with a simplified structure by use of air pressure for detecting touching.
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JPS52146033A |
PURPOSE: To provide signals to a time device through translation of change in space between conductive substances to a change in electric resistance which is adapted to be made when players touch a touch board, with water present between...
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JPS52146035A |
PURPOSE: To improve reliability of a touch with a simplified structure by use of liquid for detecting touching.
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JPS52144780A |
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JPS52144782A |
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JPS52144781A |
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JPS5251723Y2 |
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JPS5248717Y2 |
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JPS52129364U |
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JPS5238459B2 |
Course obstacle and signal device for events performed by cyclists responds to passage of the cycle wheels to give a signal only if the cyclist succeeds in performing a particular manipulation of the bicycle or the like with which the ev...
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JPS52115542A |
By providing a ramped plate which is removably positioned in a swimming pool directly abutting the swimming pool wall with the ramped plate forming an acute angle therewith, a starting assist device is provided for backstroke swimmers by...
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JPS5238320Y2 |
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JPS5232600Y2 |
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JPS5292036U |
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JPS5276755U |
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JPS5271768U |
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JPS5220444Y2 |
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