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All Patents in class 91/519
Patents 1 - 15 of 15
First set of recordsLast set of records
NumberDatePatenteeTitleType
681,873Sep. 03, 1901C.J. Carney, J.C. GortonRiveting Machineriveting machines
1,275,688Aug. 13, 1918T.E. HolmesCombined Steam Hammer and Forging Presssteam hammers
1,653,350Dec. 20, 1927W. ErnstHigh Speed Hydraulic Press hydraulic presses
1,687,369Oct. 09, 1928F.J. LapointeHydraulic broaching machinebroaching machines
1,895,710Jan. 31, 1933H.F. MacMillin, W. ErnstHydraulic Press hydraulic presses
1,905,224Apr. 25, 1933C. Booth, F.S. HaasGrinding Machinerygrinding machines
2,056,908Oct. 06, 1936L.L. SchauerMultiple hydraulic rotor drive for drill spindlesdrill presses
2,056,910Oct. 06, 1936L.L. SchauerHydraulic motor unitmetalworking machine mechanisms
2,058,377Oct. 20, 1936H.G. FrancisHydraulic press controlveneer machines
2,152,837Apr. 04, 1939E. CannonPrefill valve for hydraulic presseshydraulic metalworking presses
2,470,415May 17, 1949E.Y. SeborgDrive mechanism
2,501,387Mar. 21, 1950G. HaumannVeneer latheveneer machines
2,502,547Apr. 04, 1950C.E. AdamsHydraulic apparatus
2,625,796Jan. 20, 1953W.A. TrautMultispeed Hydraulic Power Device
3,913,450Oct. 21, 1975R. MacGregorHydraulic control system for press brakes or the likesheet metal brakes
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