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Patents for J. S. Clapper
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,138,996May 11, 1915G.T. Strite, F.H. BiermanTraction-enginetractors
1,194,569Aug. 15, 1916G.T. Strite, F.H. BiermanDrive-gearing for traction-enginesmotor vehicle gearing
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