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All Patents in class 83/69
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
83,513Oct. 27, 1868H. LawImprovement in machines for cutting paper
1,670,648May 22, 1928O.S. BeyerAutomatic punching presspunch presses
2,202,256May 28, 1940O.M. Jensen, F.T. Wruk, T.W. WhitleyHydraulic feed for power driven hack sawspower hacksaws
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