| All Patents in class 451/280 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 15,382 | Jul. 22, 1856 | J. Moore | Polishing-machine | disk sanders |
| 55,570 | Jun. 12, 1866 | J.H. Wonderly | Improved machine for sandpapering wood-work | disk sanders |
| 132,404 | Oct. 22, 1872 | J.C. Mateer | Improvement in machines for polishing marble and wood | sanding machines |
| 203,234 | Apr. 30, 1878 | P.C. Wright, M. Wright | Improvement in stone and glass polishers | polishing and buffing machinery |
| 203,934 | May 21, 1878 | J.B. Dougherty, P. Pitkin | Stone Polishing Machine | stone dressing machines |
| 278,647 | May 29, 1883 | J. Willis | Wood-polishing machine | sanding machines |
| 529,102 | Nov. 13, 1894 | E. Berglind, A. Reuterdahl | Table sander | disk sanders |
| 2,089,808 | Aug. 10, 1937 | W.F. Ocenasek | Sanding machine | sanding machines |
| 2,930,291 | Mar. 29, 1960 | M. Wahlstrom, R.F. Bannow | Hinged Joint Adapter | metalworking machine mechanisms |
