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All Patents in class 451/453
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
354,690Dec. 21, 1886H. ClearyTool-holder for grindstonesbench or pedestal grinders
982,166Jan. 17, 1911A.A. WoodGrinding-Machine
1,254,111Jan. 22, 1918W.F. BarryGrinding or Polishing Apparatuspolishing and buffing machinery
1,255,230Feb. 05, 1918F. RoeseDust Receiver for Grinding and Polishing Machinespolishing and buffing machinery
2,198,876Apr. 30, 1940R.E. Wolfe, R.F. KneisleyFloor surfacing machinesanding machines
3,032,940May 08, 1962D.E. SuttonMechanical device
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