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All Patents in class 73/546
Patents 1 - 15 of 20
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NumberDatePatenteeTitleType
36,621Oct. 07, 1862T.R. PickeringImproved centrifugal governorsteam engine governors
50,624Oct. 24, 1865T.R. PickeringGovernorsteam engine governors
92,051Jun. 29, 1869W.H. HowlandImprovement in steam-engine governorssteam engine governors
287,822Nov. 06, 1883R.W. GardnerGovernorsteam engine governors
300,705Jun. 17, 1884J.W. Gardner, R.W. GardnerGovernorsteam engine governors
314,528Mar. 24, 1885A.E. HardyGovernor for Steam Enginessteam engine governors
336,837Feb. 23, 1886N.F. BurnhamSteam Enginesteam engines
417,515Dec. 17, 1889J.A. SeymourGovernor for Steam Enginessteam engine governors
532,865Jan. 22, 1895A.W. BrownVapor Engine
681,144Aug. 20, 1901F.W. SpackeSpeed Varying Pulleytraction engine governors
807,266Dec. 12, 1905S.S. HallGovernor Headsteam engine governors
815,114Mar. 13, 1906R.H. PascallGovernor for Enginessteam engine governors
818,711Apr. 24, 1906W.N. RumelySteam Engine Governortraction engine governors
818,718Apr. 24, 1906W.N. Rumely, C.N. WalshEngine Governortraction engine governors
841,819Jan. 22, 1907C.N. Walsh, W.N. RumelyGovernortraction engine governors
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