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Patents Granted on 1864-03-15
Patents 1 - 5 of 5
First set of recordsLast set of records
41,908Mar. 15, 1864P. CrosbyImprovement in sawmillsreciprocating sawmills
41,910Mar. 15, 1864M. DeweyImprovement in wood-sawing machinesdrag saws
41,912Mar. 15, 1864C.J. FaySaw Buck
41,918Mar. 15, 1864D. HelmerImprovement in dipping-frames for matchesmatch making machines
41,966Mar. 15, 1864S.G. TwambleyImproved Lathe Rest for Truing Watch-Wheelsmetal lathe accessories
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