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All Patents in class 451/59
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
152,572Jun. 30, 1874G. MungerImprovement in the processes for smoothing wood surfacessanding machines
257,612May 09, 1882J. RenshawMethod of Revivifying Abrading-Surfacessharpening machines
2,624,158Jan. 06, 1953F.E. HendricksonBuffing machinebelt sanders
2,723,505Nov. 15, 1955F.G. KrafftMethod and Apparatus for Surface Finishingsurface grinders
3,269,065Aug. 30, 1966J.A. NylundSanding apparatussanding machines
3,509,667May 05, 1970K.L. LindmarkMethod of grinding welded railtrack maintenance machinery
3,654,738Apr. 11, 1972L.S. SternalMethod of and apparatus for effecting superior sandingsanding machines
4,407,096Oct. 04, 1983C.I. SteinbackMethod and apparatus for surface grindingsanding machines
5,879,504Mar. 09, 1999P.M. WinterPortable Apparatus for Removing Heat Softenable Surface Coveringspower tool attachments
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