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All Patents in class 451/164
Patents 1 - 15 of 22
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NumberDatePatenteeTitleType
5,902Nov. 07, 1848J.W. Chapman, W.Z. ChapmanHoning Machinesharpening machines
52,044Jan. 16, 1866F. HoffmanImprovement in Machines for Polishing Woodscraping machines
79,818Jul. 14, 1868S. FarrenburgImprovement in Tool-Sharpenerssharpening machines
97,254Nov. 23, 1869D. WestleyImprovement in Machine for Polishing Woodsanding machines
107,768Sep. 27, 1870A. Miller, U. FarisImprovement in Grindstones or Tool-sharpenerssharpening machines
199,166Jan. 15, 1878C.G. PurdyImprovement in Machines for Polishing Moldingssanding machines
239,864Apr. 05, 1881E.S. SmithSandpapering-Machinesanding machines
265,976Oct. 17, 1882W.T. NicholsonMachine for Forming Teeth Upon File-Blankstool making machines
413,786Oct. 29, 1889E. MillerSandpapering-Machinesanding machines
418,606Dec. 31, 1889A. DoddsRubbing-machinesanding machines
423,748Mar. 18, 1890J. FleischmannMachine for polishing or smoothing moldingssanding machines
441,634Dec. 02, 1890J.B. Bennett, A.P. BoardmanPolishing-machine
443,795Dec. 30, 1890W.R. RootSandpapering-machinetool making machines
451,801May 05, 1891C. BransgrovePlane-Iron-Sharpening Apparatussharpening machines
487,328Dec. 06, 1892E. HoulbrookTool-Sharpenersharpening machines
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