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All Patents in class 451/310
Patents 1 - 15 of 16
First set of recordsNext set of recordsLast set of records
165,762Jul. 20, 1875O. SawyerImprovement in sandpapering-machinessanding machines
856,331Jun. 11, 1907D.F. ArburnPolishing-machinebelt sanders
865,557Sep. 10, 1907D.F. ArburnPolishing-machinebelt sanders
869,688Oct. 29, 1907J. BlackSandpapering-machinebelt sanders
971,114Sep. 27, 1910L.H. BreckenkampSandpapering-machinesanding machines
973,059Oct. 18, 1910H.F. Marten, H. GrahnBarrel-sanding machinecooper
1,364,324Jan. 04, 1921J. SiakelSandpapering-machinebelt sanders
1,665,749Apr. 10, 1928C.L. MattisonDouble-belt sandersanding machines
1,974,806Sep. 25, 1934E.W. Curtis, A.V. BreedSurfacing machinesanding machines
2,016,725Oct. 08, 1935W.W. Price, C.W. RipschAbrasive machinehandheld sanders
2,232,149Feb. 18, 1941H.E. TautzBelt sandersanding machines
2,470,615May 17, 1949L.V. GroverSanderbelt sanders
2,489,811Nov. 29, 1949H.C. PerkinsBelt polishing and grinding machinesanding machines
2,507,677May 16, 1950J.F. Harper, P.R. Nickerson, C.I. PackerPolishing machinebelt sanders
2,561,589Jul. 24, 1951H.S. NewtonSwing sanderbelt sanders
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