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All Patents in class 91/323
Patents 1 - 11 of 11
First set of recordsLast set of records
NumberDatePatenteeTitleType
73,415Jan. 14, 1868H.O. LothropImprovement in steam-engines cut-offssteam engine governors
75,034Mar. 03, 1868H.O. LothropImprovement in steam-engines cut-offssteam engine governors
503,665Aug. 22, 1893J.B. KellySteam-power crosscut-sawdrag saws
803,621Nov. 07, 1905A.J. PatchPneumatic Hammerpneumatic tools
912,991Feb. 23, 1909J.F. ChuseSteam Enginesteam engines
1,112,489Oct. 06, 1914R.C. StevensSteam Enginesteam engines
1,293,713Feb. 11, 1919H.A. ChuseSteam Enginesteam engine valves
1,886,212Nov. 01, 1932H.G. MuellerExhaust Valve Mechanismsteam engine valve gear
1,927,526Sep. 19, 1933H.G. MuellerExhaust Valve Mechanismsteam engine valves
1,938,762Dec. 12, 1933F.S. HaasGrinding Machinecylindrical grinders
2,363,812Nov. 28, 1944J.L. SkinnerEngine Control Mechanismsteam engine governors
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