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All Patents of Type: valve grinding tools
Patents 1 - 15 of 35
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NumberDatePatenteeTitleType
836,487Nov. 20, 1906F.G. CroneValve Dresservalve grinding tools
918,049Apr. 13, 1909R.H. HazeltineMachine for Reseating Valvesvalve grinding tools
918,050Apr. 13, 1909R.H. HazeltineValve Grinding Devicevalve grinding tools
926,957Jul. 06, 1909A.S. NoonanValve Truing Toolvalve grinding tools
930,472Aug. 10, 1909F.I. HardingValve Grindervalve grinding tools
942,222Dec. 07, 1909I.C. SmithValve Grindervalve grinding tools
949,057Feb. 15, 1910G.H. Brown, H.W. BrownValve Reseating Devicevalve grinding tools
956,822May 03, 1910M.F. ParsonsGrinding Toolvalve grinding tools
995,002Jun. 13, 1911C.A. HerleValve Grinding Toolvalve grinding tools
998,660Jul. 25, 1911F.J. VlchekCompound Toolcombination tools
1,005,864Oct. 17, 1911W.L. MilnerValve Grinding Apparatusvalve grinding tools
1,017,242Feb. 13, 1912A.B. BrowneCombined Breast Drill and Valve Grindercombination tools
RE13,421May 21, 1912R.H. HazeltineMachine for Reseating Valvesvalve grinding tools
1,065,749Jun. 24, 1913J.H. WallDevice For Manipulating Explosive Engine Valvesvalve grinding tools
1,087,625Feb. 17, 1914F.O. AlbertsonValve Truing Toolvalve grinding tools
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