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All Patents in class 451/360
Patents 1 - 15 of 24
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NumberDatePatenteeTitleType
103,242May 17, 1870J. ShaughnessyImprovement in Tool Grinding Attachment for Lathesmetal lathe accessories
175,262Mar. 28, 1876H.D. StoverImprovement in machines for polishing diamonds, &c.
403,712May 21, 1889O.A. WinterMachine for grinding the cutters of wood-cutting machinescutterhead sharpening machines
429,697Jun. 10, 1890C.H. NortonGrinding Machinegrinders
801,542Oct. 10, 1905T.A. PanyardGrinding and polishing machinesharpening machines
975,789Nov. 15, 1910T.A. PanyardGearingcutter grinding
982,166Jan. 17, 1911A.A. WoodGrinding-Machine
994,216Jun. 06, 1911J.M. ThompsonGrinding-machinesharpening machines
1,182,095May 09, 1916C.J. LutherGear-casingsharpening machines
1,210,280Dec. 26, 1916A.M. DrakeAdjustable shaft-bearingindustrial machine bearings
1,290,897Jan. 14, 1919W.L. BryantGrinding-toolgrinding machines
1,386,088Aug. 02, 1921W.J. BoettcherTool Grinderhand grinders
1,391,039Sep. 20, 1921C.H. BeachElectric Grinder
1,464,595Aug. 14, 1923E. BocksheGrinderbench or pedestal grinders
1,464,959Aug. 14, 1923V.M. TuthillGrinding-wheel-truing device
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