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Patents for R. P. Schoyer
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,015,912Jan. 30, 1912C.W. StarkerInduction-motor windinginduction motors
1,156,639Oct. 12, 1915C.W. StarkerDynamo-electric machinemotor stators
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