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All Patents in class 81/349
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
444,635Jan. 13, 1891J. HelwigBolt and Rivet Cutterbolt cutters
460,590Oct. 06, 1891P. MeyerPlierspliers
852,479May 07, 1907K. WeissRevolving Plierspliers
1,164,981Dec. 21, 1915W.A. BernardHand Toolpliers
1,453,854May 01, 1923B.H. ParkerPipe Wrenchpipe wrenches
1,553,623Sep. 15, 1925J.H. McLeodParallel Valve Spring Liftervalve spring tools
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