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All Patents in class 83/529
Patents 1 - 8 of 8
First set of recordsLast set of records
421,895Feb. 25, 1890A. BeaudryMachine for punching and shearing metalmetal punches
604,714May 31, 1898F.A. Cotton, F.S. BradleyHack-saw machinemetal sawing machines
786,053Mar. 28, 1905W. RossMetal Shaping Machinemetal shears
967,640Aug. 16, 1910M.H. JohnsonHacksaw Machinemetal sawing machines
1,211,964Jan. 09, 1917A. RasmussenPower hacksaw-machinemetal sawing machines
1,274,820Aug. 06, 1918C.E. Van AukenDuplex Oscillating Saw
1,795,919Mar. 10, 1931W. Wolff, E. WolffPortable power hack sawmetal sawing machines
2,007,563Jul. 09, 1935A.E. De KoningMechanical movementcircular crosscut saws
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