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All Patents in class 91/186
Patents 1 - 12 of 12
First set of recordsLast set of records
98,061Dec. 21, 1869A. HendrySteam and Caloric Enginehot air engines
120,846Nov. 14, 1871N.B. BaldwinPropelling Powersteam traction engines
125,838Apr. 16, 1872A.T. NicholsImprovement in steam-enginessteam engines
128,062Jun. 18, 1872C.W. PattenImprovment in Rotary Steam-Enginesrotary steam engines
503,975Aug. 29, 1893E.S. MatthewsHydraulic valve-gear
584,760Jun. 15, 1897D.A. DecrowPumping enginesteam pumps
666,690Jan. 29, 1901C.K. PicklesEnginedrilling and boring
1,493,650May 13, 1924G.D. SundstrandRubbing machinesanding machines
2,253,490Aug. 26, 1941H.F. BakewellInternal combustion enginegas and gasoline engines
2,398,268Apr. 09, 1946J.C. WilsonMachine Toolmachine tool controls
2,635,847Apr. 21, 1953F.H. RuedTurbine Jet Controllernozzle controllers
3,003,472Oct. 10, 1961D.C. Miller, R.M. FerrisQuill Actuating and Clamping Mechanismmilling machines
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