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All Patents in class 451/450
Patents 1 - 15 of 37
First set of recordsNext set of recordsLast set of records
41,419Feb. 02, 1864J.G. BakerImprovement in Grinding Sawstool making machines
189,613Apr. 17, 1877E.C. DiceyImprovement in lath machineslath making machines
288,717Nov. 20, 1883A.W. McIntyreMachine for Grinding Car Wheelsgrinding machines
342,290May 18, 1886R. DuttonMachine for Grinding Mowing Machine Knivessharpeners
367,331Jul. 26, 1887W.F. BarnesGrindstone-framegrindstone frames
375,821Jan. 03, 1888A. Vallentine, E.R. HydeGrinding Machinegrinding machines
399,344Mar. 12, 1889J.M. PetersenMachine for fitting the ends of band-sawsbandsaw accessories
407,577Jul. 23, 1889J.D. Cox, Jr.Machine for back-clearing twist-drillstool making machines
575,737Jan. 26, 1897A.S. RobinsonMachine for grinding knives of cutter-barssharpeners
654,215Jul. 24, 1900M.L. Worden, Administratrix, C.A. Worden, deceased (Estate of)Sharpening Machinesharpening machines
665,380Jan. 01, 1901B.F. BarnesGrinding-wheel support
838,556Dec. 18, 1906E.A. Gies, H. LutterGrinding-machinebench or pedestal grinders
856,662Jun. 11, 1907G.W. SmithFace-mill grindertool grinders
987,589Mar. 21, 1911E.S. MummertGrinding Machine for Sharpening Edged Toolssharpening machines
995,256Jun. 13, 1911T. Trecker, E.J. KearneyMilling-machinewoodworking machine lubrication
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