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Patents for Henry S. Dewey
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
16,954Mar. 31, 1857H.S. DeweyMachine for cutting the throats of carpenters' plane-stockstool making machines
323,372Jul. 28, 1885W. Stanley, Jr., E.P. ThopmsonCarbon for incandescent lampselectric arc lamps
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