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All Patents of Type: grinders
Patents 1 - 15 of 778
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568XAug. 10, 1804C. VeltenairMetallic Grinder or Honegrinders
6,521XApr. 27, 1831J.R. Farling, R.G. NellisSaw trimmersaw sharpening machines
6,527XApr. 29, 1831P. NewtonGumming sawssaw sharpening machines
7,180XJul. 24, 1832J. BridgesGrinding cylinders, called the traverse grindercylindrical grinders
8,224XMay 28, 1834J. WheatonElliptical spindle grindergrinders
8,229XMay 31, 1834J. DraperGumming sawssharpening machines
9,582XApr. 11, 1836S.G. MerrimanSharpening reciprocating sawssaw sharpening machines
76Nov. 08, 1836E. StokerMachine for filing saw-teethsaw sharpening machines
801Jun. 21, 1838J.S. HarrisMachine for filing handsawssaw sharpening machines
931Sep. 19, 1838T. SelleckSharpening rotary sawssaw sharpening machines
1,718Aug. 12, 1840E. CarverMachine for filing or smoothing the teeth of sawssaw sharpening machines
3,105May 26, 1843T. FairbanksDischarging Dust from Grinding Wheelsgrinders
3,927Feb. 24, 1845J. ArndtMachine for filing sawssaw sharpening machines
5,249Aug. 21, 1847C. LafferteyMachinery for setting and filing sawssaw sharpening machines
5,398Dec. 18, 1847W. HoveyMachinery for Grinding Knives which have Warped Sufacestool grinders
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