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All Patents in class 91/466
Patents 1 - 11 of 11
First set of recordsLast set of records
5,765Sep. 12, 1848F.E. SickelsMethod of Controlling Motive Powerpower hammers
12,207Jan. 09, 1855W.C. HicksArrangement of slide-valves and exhaust-passages in steam-enginessteam engine valves
121,364Nov. 28, 1871A.A. HeathImprovement in Steam Enginessteam engines
245,774Aug. 16, 1881B. BrazelleSteam-enginesteam engines
245,775Aug. 16, 1881B. BrazelleSteam-enginesteam engines
257,530May 09, 1882B.F. SturtevantSteam Slide Valvesteam engine valves
277,034May 08, 1883W.E. HillSteam-enginesawmill feed works
491,940Feb. 14, 1893C.O. HeggemBalance Slide Valvevalve gear
708,598Sep. 09, 1902E.E. ThomasSteam-feed for sawmill-carriagessawmill feed works
1,696,868Dec. 25, 1928A.D. SkinnerValvesteam engine valves
3,000,362Sep. 19, 1961R.L. McCurdy, administratix, H.C. McCurdy, deceased (estate of)Tracer Mechanismmetalworking machine mechanisms
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