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All Patents in class 409/170
Patents 1 - 15 of 62
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NumberDatePatenteeTitleType
527,213Oct. 09, 1894E.J. McClellanMilling Machinemilling machines
876,428Jan. 14, 1908J.G. BlessingFluid Pressure Operated Grinding Machinesharpening machines
956,208Apr. 26, 1910E.F. SmithGrinding-machinesurface grinders
1,177,385Mar. 28, 1916C.M. ConradsonHydraulic Variable Transmissionmetalworking machine mechanisms
1,207,535Dec. 05, 1916F.E. GardnerDisk grinderdisk sanders
1,740,744Dec. 24, 1929F.A. ParsonsFluid Transmission and Control Means for Machine Toolsmilling machines
1,763,142Jun. 10, 1930W. ErnstHydraulic Press hydraulic presses
1,794,472Mar. 03, 1931F.H. MusslerHydraulic Change-Speed-Gear Mechanism
1,800,982Apr. 14, 1931E.C. Bullard, F.H. MusslerHydraulic Change-Speed Gear Mechanism
1,832,694Nov. 17, 1931L.F. Nenninger, H. ErnstAuxiliary Manual Means for Actuating Hydraulic Motorshydraulic apparatus
1,838,028Dec. 22, 1931L.F. Nenninger, H. ErnstDeferred Action Reversing Mechanismhydraulic apparatus
1,877,500Sep. 13, 1932H.R. Isler, S. EinsteinHydraulic Grindergrinding machines
1,884,277Oct. 25, 1932B. SassenSelf Regulating Hydraulic Systemhydraulic apparatus
1,893,068Jan. 03, 1933L.F. Nenninger, H. ErnstControl for Hydraulic Systemshydraulic apparatus
1,897,032Feb. 14, 1933H. ErnstConvertible Type Feed Systemhydraulic apparatus
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