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All Patents in class 192/25
Patents 1 - 15 of 20
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NumberDatePatenteeTitleType
12,723Apr. 17, 1855D. FowlerMachine for Punching Metalstamping presses
52,335Jan. 30, 1866N.C. StilesClutchmetal punching machines
362,997May 17, 1887M.O. RehfussClutch and Stop-Motion for Shaftingfriction clutches
583,263May 25, 1897A.C. KronquestClutchpunch presses
1,099,867Jun. 09, 1914H.C. WalshClutch for die pressespunch presses
1,126,452Jan. 26, 1915P.R. HahnemannClutchstamping presses
1,630,882May 31, 1927E.W. ZehClutch-operating mechanism for power pressesmetalworking presses
1,670,648May 22, 1928O.S. BeyerAutomatic punching presspunch presses
1,702,548Feb. 19, 1929A.H. SchlozClutch mechanismpunch presses
1,721,902Jul. 23, 1929A.F. FroussardClutch Mechanism for Pressesmetalworking presses
1,752,843Apr. 01, 1930P.R. HahnemannClutchindustrial machine clutches
1,853,766Apr. 12, 1932P.R. HahnemannNonrepeating clutchindustrial machine clutches
1,928,711Oct. 03, 1933H.C. WalshPower presspunch presses
1,947,892Feb. 20, 1934H.C. Walsh, E.H. HallPower press controlpunch presses
2,051,116Aug. 18, 1936H.C. Walsh, E.H. HallPower press driving mechanismpunch presses
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