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Patents for W. S. Boyd
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
588,916Aug. 24, 1897E.F. Frost, W.G. StewardKinetoscopeaudio-visual apparatus
638,759Dec. 12, 1899G.W. PrinzingCombination Toolpipe and nut combination wrenches
893,897Jul. 21, 1908S.J. BensEndless chain sawother wood sawing machines
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