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Patents for J. Stevens & Co.
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
24,018May 17, 1859R. FrisbieNut Crackernutcrackers
60,186Dec. 04, 1866R. HathawayImprovement in Surface and Depth gaugessurface gauges
305,515Sep. 23, 1884C.P. FaySurface Gagesurface gauges
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