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All Patents in class 451
Patents 2146 - 2160 of 3609
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NumberDatePatenteeTitleType
1,926,603Sep. 12, 1933B.F. StowellAutomatic feed for grinding machinesgrinders
1,927,007Sep. 12, 1933J.R. WhittlesGrinding machine
1,928,162Sep. 26, 1933H.H. AsbridgePrecision grinding or abrading machinegrinding machines
1,928,353Sep. 26, 1933L.D. GoodspeedAutomatic variety lathewood lathes
1,928,390Sep. 26, 1933H.L. MyersPlanetary type surfacing machinesanding machines
1,928,637Oct. 03, 1933R.A. WilliamsBrake for woodworking machinessanding machines
1,932,319Oct. 24, 1933H.L. MyersSurface grinding machine
1,932,952Oct. 31, 1933G.W. BinnsGrinding Machinegrinding machines
1,932,969Oct. 31, 1933J.E. Caster, C.W. HopkinsGrinding Machinegrinding machines
1,932,993Oct. 31, 1933H.K. TegardenGrinding Machinegrinding machines
1,934,814Nov. 14, 1933H.L. MyersLight weight surfacing machine
1,935,633Nov. 21, 1933H.R. IslerGrinding Machinetool grinders
1,936,992Nov. 28, 1933B.D. PinkneySanding machinesanding machines
1,937,771Dec. 05, 1933C.L. MattisonAbrading machinesanding machines
1,938,493Dec. 05, 1933H.L. MyersAbradant driving headsanding machines
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