| All Patents in class 451/350 |
Patents 1 -
10
of 22
      |
| Picture | Number | Date | Patentee | Title |
| | 810,037 | Jan. 16, 1906 | D.T. Clemons | Sanding and polishing machine |
| | 891,251 | Jun. 23, 1908 | F. Harbers | Floor-sandpapering machine |
| | 932,466 | Aug. 31, 1909 | F. Harbers | Planing and sanding machine |
 | 975,166 | Nov. 08, 1910 | H.W. Sellner | Sander or polishing-machine |
 | 1,352,583 | Sep. 14, 1920 | A.A. Clarke | Surface-treating machine |
 | 1,356,337 | Oct. 19, 1920 | A.A. Clarke | Surface-treating machine |
 | 1,356,338 | Oct. 19, 1920 | A.A. Clarke | Surface-treating device |
 | 1,458,874 | Jun. 12, 1923 | A.A. Clarke | Motor-driven surface-treating machine |
 | 1,640,933 | Aug. 30, 1927 | L.M. Gries | Floor-surfacing machine |
 | 1,695,090 | Dec. 11, 1928 | A.N. Emmons | Abrading machine |
