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Patents Granted on 1879-07-22
Patents 1 - 5 of 5
First set of recordsLast set of records
RE8,818Jul. 22, 1879D. HellerImprovement in drag-sawsdrag saws
217,672Jul. 22, 1879C.H. AmidonImprovement in bit-bracesbrace chucks
217,697Jul. 22, 1879B.W. LloydMonkey-Wrenchwrench jaw components
217,780Jul. 22, 1879W. DykeImprovement in drag-sawing machinesdrag saws
217,787Jul. 22, 1879F.L. FairchildTraction Enginesteam traction engines
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