| All Patents in class 451/489 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 581,787 | May 04, 1897 | G. Stickley | Sandpapering-wheel | sanding machines |
| 592,992 | Nov. 02, 1897 | J. Oldendorph, J.B. Lowry | Sanding machine | sanding machines |
| 810,037 | Jan. 16, 1906 | D.T. Clemons | Sanding and polishing machine | sanding machines |
| 953,031 | Mar. 29, 1910 | J. Hausman, J.C. Blevney | Grinding and polishing machine | sanding machines |
| 971,114 | Sep. 27, 1910 | L.H. Breckenkamp | Sandpapering-machine | sanding machines |
| 1,049,214 | Dec. 31, 1912 | C.H. Drury | Abrasive-belt machine | belt sanders |