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Patents Granted on 1890-03-25
Patents 1 - 15 of 24
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NumberDatePatenteeTitleType
423,904Mar. 25, 1890J. BrowningMachine for Spinning Metal into Irregular Shapes
423,951Mar. 25, 1890M.J. PoindexterTool-shanktool handles
423,953Mar. 25, 1890J.B. PutrowShingle-sawing machineshingle machines
423,961Mar. 25, 1890C. SeymourSpoke-facerwheelwright
423,963Mar. 25, 1890J.B. StanwoodSteam-enginesteam engine valves
423,969Mar. 25, 1890J.A. TrautSpirit-Levellevel adjustments
423,979Mar. 25, 1890J. Tregoning, C.G. AndersonBurr Removermetalworking machines
424,000Mar. 25, 1890G.E. HibbardRotary Gas Enginerotary engines
424,017Mar. 25, 1890E.J. MullerSaw-mill carriagesawmill carriages
424,025Mar. 25, 1890A.H. RichardsonMachine for sharpening cutting-toolssharpening machines
424,027Mar. 25, 1890E.F. RobertsIgniting Apparatus for Gas Enginesignition systems
424,036Mar. 25, 1890N. TeslaElectro-Magnetic Motor
424,053Mar. 25, 1890C.M. FairbanksMachine for Cutting Filesfiles
424,091Mar. 25, 1890T.G. BugbeeWood-working machineryspecialty machines
424,099Mar. 25, 1890L.P. Malandin, E.F. Delamare-DeboutevilleGovernor for Gas Engines and Other Like Motorsgovernors
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