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All Patents of Type: polishing machines
Patents 1 - 15 of 16
First set of recordsNext set of recordsLast set of records
6,184XOct. 09, 1830S. Couillard, Jr.Wiping and polishing the exterior surface of punched, etched, or engraved platespolishing machines
3,380Dec. 15, 1843L. BoardmanBuff for Polishing Spoonspolishing machines
RE399Oct. 07, 1856L. BoardmanPolishing Spoonspolishing machines
481,415Aug. 23, 1892J. McClellanPolishing Wheelpolishing machines
541,349Jun. 18, 1895F.N. GardnerGrinding and Polishing Machinebench or pedestal grinders
558,591Apr. 21, 1896P. MedartMachine for straightening and polishing shaftingmetal straightening machines
688,355Dec. 10, 1901J. SowleGrinding or polishing machinepolishing machines
779,321Jan. 03, 1905H. SchuesslerMetal Polishing Machinepolishing machines
819,369May 01, 1906J. NelsonMethod in Polishing Sheet Metalpolishing machines
889,680Jun. 02, 1908C.L. HawesPolishing Machinepolishing machines
1,006,529Oct. 24, 1911R.S. BrownJournal Boxpolishing machines
1,440,386Jan. 02, 1923C.L. HawesPolishing and Grinding Machinepolishing machines
1,515,640Nov. 18, 1924L.W. WheatonBuffing Machinepolishing machines
1,950,030Mar. 06, 1934C.L. HawesGrinding and Polishing Machinepolishing machines
2,061,626Nov. 24, 1936C.L. HawesGrinding and Polishing Apparatuspolishing machines
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