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Patents Granted on 1864-05-31
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
42,961May 31, 1864W.C. NoyesWrenchscrew adjust wrenches
42,965May 31, 1864J.D. RichardsonImprovement in sawmillsreciprocating sawmills
42,990May 31, 1864D.A. DickinsonImprovement in machines for trimming the bowls of tobacco-pipesspecialty machines
42,991May 31, 1864D.A. DickinsonImprovement in machines for making tobacco-pipesspecialty machines
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