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Patents for James G. Cooper
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
36,829Nov. 04, 1862G.W. Schramm, R. BoeklenImprovement in Hammershammers
161,263Mar. 23, 1875A. NewhallMeans of uniting the ends of band sawbladesbandsaws
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