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All Patents in class 451/364
Patents 1 - 15 of 25
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NumberDatePatenteeTitleType
14,950May 27, 1856W. ClemsonGrinding circular sawssaw sharpening machines
41,646Feb. 16, 1864D. SlateImproved apparatus for grinding cutter-bits for rifling-machines
146,050Dec. 30, 1873J.H. CurranSharpening-Machinessharpening machines
152,323Jun. 23, 1874C.S. BementImprovement in machines for grinding carpenters' squarestool making
562,678Jun. 23, 1896C. Bodmer, J.A. TrautMachine for Graduating Glasses or Tubestool making machines
590,498Sep. 21, 1897C.H. NortonGrinding Machinegrinders
803,800Nov. 07, 1905E.W. BaileyPolishing-belt deflectorbelt sanders
867,198Sep. 24, 1907B.M. Hanson, A.E. ThayerFoot Stockcylindrical grinders
980,053Dec. 27, 1910J. Hausman, J.C. BlevneyGrinding and polishing machinesanding machines
1,032,758Jul. 16, 1912T. LumsdenTool and like grinding machinetool grinders
1,125,198Jan. 19, 1915H.K. SpencerMagnetic Chuckmagnetic chucks
1,182,861May 09, 1916H.K. SpencerMetal Working Tooldial indicator gauges
1,336,928Apr. 13, 1920F.L. SimmonsMethod and Apparatus for Alining Work on V Blocks and the Like for Magnetic Chucks magnetic chuck accessories
1,662,078Mar. 13, 1928O. SeversonMethod of and Machine for Grinding Fine-Tooth Hobshob grinding machines
1,683,974Sep. 11, 1928L.R. HeimGrinding Apparatusgrinding machines
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