| All Patents in class 451/501 |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| 188,580 | Mar. 20, 1877 | A. Bridgman, J.L. Perry | Improvement in wood-polishing machines | sanding machines |
| 240,179 | Apr. 12, 1881 | J.L. Perry | Sanding machine | sanding machines |
| RE10,152 | Jul. 11, 1882 | A. Bridgman, J.L. Perry | Wood-polishing machine | sanding machines |
| 273,303 | Mar. 06, 1883 | J.L. Perry | Sanding machine | sanding machines |
| 352,988 | Nov. 23, 1886 | J. Challoner, A. Bridgman | Drum sander | sanding machines |
| 414,115 | Oct. 29, 1889 | J.S. Kenyon | Sandpapering-roller | sanding machines |
| 425,376 | Apr. 08, 1890 | L.D. Forbes | Abrading-cylinder | sanding machines |
| 1,922,905 | Aug. 15, 1933 | R.A. Williams | Sander drum | sanding machines |
| 1,988,361 | Jan. 15, 1935 | A.L. Pearson | Sanding wheel | sanding machines |
| 2,167,573 | Jul. 25, 1939 | C. Jones | Sanding wheel head | sanding machines |
| 2,483,369 | Sep. 27, 1949 | H. Eick, A. Loucony | Sanding machine | sanding machines |
