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All Patents in class 451/164
Patents 1 - 15 of 24
First set of recordsNext set of recordsLast set of records
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
294,844Mar. 11, 1884H. BilgramBevel-gear cuttergear 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
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