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All Patents in class 92
Patents 1 - 15 of 232
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NumberDatePatenteeTitleType
7,816XNov. 19, 1833B. LaphamForcing pumppumps
8,553XDec. 23, 1834J.R. MorrisonBellows for smiths' and furnace firesblacksmith
4,202Sep. 19, 1845F.E. SickelsMode of connecting steam-cylinders with steam-chestssteam engine valve gear
6,668Aug. 28, 1849J. Garside, H.J. BetjemannMachinery for cutting screws in bedsteadsspecialty machines
10,647Mar. 14, 1854A. TaylorSteam Engine Faucet-Valvesteam engine valves
RE565Jun. 01, 1858F.E. SickelsImprovement in the mode of connecting steam-cylinders with steam-chestssteam engine valve gear
23,612Apr. 12, 1859M. RunkelOscillating Steam Enginesteam engines
25,955Nov. 01, 1859J. CummingsStuffing Boxsteam engine stuffing boxes
26,871Jan. 17, 1860E.G. AllenSteam-gagesteam pressure gauges
30,138Sep. 25, 1860G. FrostCut-off valve for steam-enginessteam check valves
31,303Feb. 05, 1861T.S. DavisSteam Engine Valvesteam engine pistons
38,187Apr. 14, 1863J. TangyeImprovement in hydraulic lifting-jackshydraulic jacks
42,336Apr. 19, 1864E.D. AshePropeller Enginerotary steam engines
43,362Jun. 28, 1864W. WrightOscillating Steam Engineoscillating steam engines
66,972Jul. 23, 1867J.L. LayCompound Steam Enginesteam engines
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