| All Patents in class 451/303 |
Patents 31 -
45
of 136
      |
| Number | Date | Patentee | Title | Type |
| 822,461 | Jun. 05, 1906 | J.W. Maddox | Rubbing and polishing machine | belt sanders |
| 829,191 | Aug. 21, 1906 | C.S. Yarnell | Rubbing and polishing machine | sanding machines |
| 830,116 | Sep. 04, 1906 | E. Tyden | Sanding-machine | belt sanders |
| 832,114 | Oct. 02, 1906 | O.C. Wysong | Abrasive apparatus | belt sanders |
| 832,889 | Oct. 09, 1906 | O.C. Wysong | Abrasive apparatus | belt sanders |
| 833,726 | Oct. 23, 1906 | E.J. Bein | Sandpapering-machine | belt sanders |
| 844,366 | Feb. 19, 1907 | W.J. Reinholtz, C. Kitson | Abrading-machine | sanding machines |
| 856,331 | Jun. 11, 1907 | D.F. Arburn | Polishing-machine | belt sanders |
| 860,367 | Jul. 16, 1907 | J. Gramelspacher | Sandpapering-machine | belt sanders |
| 863,228 | Aug. 13, 1907 | M.H. Sheridan | Sanding attachment for wood-turning lathes | sanding machines |
| 871,323 | Nov. 19, 1907 | D.T. Clemons | Sanding and polishing machine | belt sanders |
| 878,649 | Feb. 11, 1908 | W.J. Maddox | Sanding, abrading, or polishing machines | belt sanders |
| 880,663 | Mar. 03, 1908 | G. Hermann | Sandpapering-machine | belt sanders |
| 880,965 | Mar. 03, 1908 | J.T. Brantley | Sandpaper-machine | belt sanders |
| 882,665 | Mar. 24, 1908 | J.J. Canavan | Abrading or polishing machine | sanding machines |
