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Patents for George R. Young
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
456,909Jul. 28, 1891A.C. RiceFriction-clutchfriction clutches
737,326Aug. 25, 1903E.E. Euchenhofer, C.A. BonnerOre-concentratorore processing apparatus
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