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All Patents in class 200
Patents 1 - 15 of 216
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RE200May 13, 1851G.H. CorlissImprovements in Cut-Off and Working the Valves of Steam Engines steam engines
14,561Apr. 01, 1856G.G. GriswoldMethod of Manufacturing Augersmaking drills and augers
15,467Aug. 05, 1856T.R. BaileyHub mortisermortising machines
21,740Oct. 12, 1858G.J. ColbyMachine for peeling willowdebarking machines
144,098Oct. 28, 1873J.C. HoadleyGovernors for Steam-Enginessteam engine governors
RE5,805Mar. 24, 1874J. MuttyImprovement in feed-rollers to circular sawstablesaws
244,331Jul. 12, 1881W. Stanley, Jr.Circuit-closer for incandescent lampselectric switches
275,042Apr. 03, 1883I.W. HeysingerSuspension Wrench For Gas and Other Cockswrenches
275,341Apr. 03, 1883S.B. McLaneTool For Grasping and Holdinghand vises
287,578Oct. 30, 1883G.H. ReynoldsGas Enginegas and gasoline engines
315,180Apr. 07, 1885F.J. SpragueElectro Dynamic Motorelectric motors
320,630Jun. 23, 1885L. DaftElectric Switchelectric switches
324,635Aug. 18, 1885M. BaconElectrical indicator
324,894Aug. 25, 1885W. Stanley, Jr.Socket for incandescent electric lampselectric arc lamps
345,596Jul. 13, 1886E.J. LeniorGas Enginegas and gasoline engines
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