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All Patents in class 74/2
Patents 1 - 10 of 16
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PictureNumberDatePatenteeTitle
37,063Dec. 02, 1862J. TremperImprovement in variable cut-off gears for steam-engines
140,414Jul. 01, 1873J. HendyImprovement in engine-governors
162,101Apr. 13, 1875G.H. ReynoldsValve Gear for Steam Engines
  215,797May 27, 1879G.H. CorlissValve-Gear for Steam-Engines
268,523Dec. 05, 1882J. NesbittElectric device for operating the throttle-valves of steam-engines
642,146Jan. 30, 1900M.R. MooreValve Gear
923,591Jun. 01, 1909C.G. SpradoGas Engine
1,606,542Nov. 09, 1926C.H. UsherSafety stop
  1,727,424Sep. 10, 1929W.D. ArcheaMilling Machine
  2,150,858Mar. 14, 1939G.K. EgglestonControl Device
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