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All Patents of Type: hydraulic apparatus
Patents 1 - 15 of 165
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NumberDatePatenteeTitleType
8,203Jul. 08, 1851R. DudgeonPortable hydraulic presshydraulic jacks
22,713Jan. 25, 1859R. DudgeonHydraulic presshydraulic jacks
219,555Sep. 09, 1879O.C. WoolsonImprovement in hydraulic-power machineshydraulic apparatus
366,367Jul. 12, 1887J. BaileyHydraulic presshydraulic jacks
395,675Jan. 01, 1889J. WeeksHydraulic punch, &c.hydraulic apparatus
700,644May 20, 1902J. HartnessFluid Regulating Devicehydraulic apparatus
700,645May 20, 1902J. HartnessFluid Regulating Devicehydraulic apparatus
700,646May 20, 1902J. HartnessFluid Operating Deviceturret lathes
703,410Jul. 01, 1902J. HartnessFluid Regulating Devicehydraulic apparatus
966,059Aug. 02, 1910W.T. SearsHydraulic intensifierhydraulic apparatus
GB-288,754Apr. 19, 1928I.H. WrightImprovements relating to fluid operated sliding mechanismshydraulic apparatus
1,832,694Nov. 17, 1931L.F. Nenninger, H. ErnstAuxiliary Manual Means for Actuating Hydraulic Motorshydraulic apparatus
1,835,976Dec. 08, 1931L.F. Nenninger, H. ErnstMachine Tool Having Hydraulic Feedhydraulic apparatus
1,835,977Dec. 08, 1931L.F. Nenninger, H. ErnstHydraulic Systemhydraulic apparatus
1,835,978Dec. 08, 1931L.F. Nenninger, H. ErnstMultiple Closed Circuit Hydraulic ystemhydraulic apparatus
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