| All Patents in class 451/59 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 152,572 | Jun. 30, 1874 | G. Munger | Improvement in the processes for smoothing wood surfaces | sanding machines |
| 257,612 | May 09, 1882 | J. Renshaw | Method of Revivifying Abrading-Surfaces | sharpening machines |
| 2,624,158 | Jan. 06, 1953 | F.E. Hendrickson | Buffing machine | belt sanders |
| 2,723,505 | Nov. 15, 1955 | F.G. Krafft | Method and Apparatus for Surface Finishing | surface grinders |
| 3,269,065 | Aug. 30, 1966 | J.A. Nylund | Sanding apparatus | sanding machines |
| 3,509,667 | May 05, 1970 | K.L. Lindmark | Method of grinding welded rail | track maintenance machinery |
| 3,654,738 | Apr. 11, 1972 | L.S. Sternal | Method of and apparatus for effecting superior sanding | sanding machines |
| 3,816,998 | Jun. 18, 1974 | H.W. Grivna, D.C. Elm | Method of and apparatus for rapidly abrading metal workpieces | metal sanding machines |
| 4,038,784 | Aug. 02, 1977 | H.W. Grivna | Method and apparatus for cross grain abrading to produce a rough sawn effect | belt sanders |
| 4,407,096 | Oct. 04, 1983 | C.I. Steinback | Method and apparatus for surface grinding | sanding machines |
| 4,642,943 | Feb. 17, 1987 | J.R. Taylor, Jr. | Belt abrading apparatus and method | metal sanding machines |
| 5,879,504 | Mar. 09, 1999 | P.M. Winter | Portable Apparatus for Removing Heat Softenable Surface Coverings | handheld power tool accessories |
