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All Patents of Type: hydraulic pumps
Patents 1 - 5 of 5
First set of recordsLast set of records
GB-179,502,045Mar. 31, 1795J. BramahObtaining and applying motive powerair pumps
GB-185,602,577Nov. 03, 1856R. Wilson, J. NasmythHydraulic pumps and process for packing cotton and other articles of the like naturehydraulic pumps
2,138,194Nov. 29, 1938E.M. PfauserHydraulic Pumphydraulic pumps
2,255,984Sep. 16, 1941E.M. PfauserHydraulic Pump Systemhydraulic pumps
2,299,492Oct. 20, 1942E.M. PfauserPump Assemblyhydraulic pumps
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