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All Patents in class 125/37
Patents 1 - 14 of 14
First set of recordsLast set of records
25,482Sep. 20, 1859P.S. BishopMaking Thimbleslathe tools
172,589Jan. 25, 1876H.D. StoverImprovement in machines for cutting precious stones
242,046May 24, 1881C.E. RobertsEmery Wheel Dressergrinder dressers
282,761Aug. 07, 1883J.T. ObenchainMachine for Facing Millstonesmiller
384,248Jun. 12, 1888W.R. FoxDado cuttercutters
602,106Apr. 12, 1898C.E. RobertsTool for dressing emery-wheelsgrinder dressers
981,810Jan. 17, 1911D.I. SterlingGrindstone Attachmentgrinding attachments
1,255,494Feb. 05, 1918G.S. Witham, Jr.Bur for Treating Grindstonesmiller
1,276,366Aug. 20, 1918R.P. Place, J.E. HoyGrinding Wheel Dressergrinder dressers
1,395,393Nov. 01, 1921E.R. ConnersMechanism for Truing and Dressing Grinding Wheelsgrinder dressers
1,395,394Nov. 01, 1921E.R. ConnersMechanism for Truing and Dressing Grinding Wheelsgrinder dressers
1,395,606Nov. 01, 1921C.E. SoderstromEmery Wheel Dressergrinder dressers
1,464,959Aug. 14, 1923V.M. TuthillGrinding-wheel-truing device
1,513,758Nov. 04, 1924B.M. HansonShaper for Grinding Wheels
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