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All Patents in class 451/147
Patents 1 - 10 of 31
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PictureNumberDatePatenteeTitle
326,889Sep. 22, 1885D. SlateGear-Cutter
532,127Jan. 08, 1895L.E. WhitonGear-cutting machine
607,982Jul. 26, 1898W.G. BurnhamGear-cutting machine
613,425Nov. 01, 1898N.M. SaatiDividing-machine
616,648Dec. 27, 1898O.J. BealeDevice for generating gear-teeth
618,978Feb. 07, 1899O.J. BealeMachine for generating gearing
  627,310Jun. 20, 1899C. De Los RiceGear Cutting Machine
  638,216Dec. 05, 1899J.S. CopelandGear-cutting machine
  638,562Dec. 05, 1899J.S. CopelandGear Cutting Machine
  678,337Jul. 09, 1901J.E. Gleason, W. GleasonGear Planer
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