| All Patents in class 451/356 |
Patents 1 -
10
of 29
      |
| Picture | Number | Date | Patentee | Title |
 | 763,605 | Jun. 28, 1904 | D. Hepp | Tool-holder |
| | 1,276,167 | Aug. 20, 1918 | S.K. Brown | Surface Finishing Machine |
 | 1,493,650 | May 13, 1924 | G.D. Sundstrand | Rubbing machine |
| | 1,700,114 | Jan. 22, 1929 | C.H. Thompson | Surface Polishing Machine |
| | 1,700,115 | Jan. 22, 1929 | C.H. Thompson | Polishing Machine |
| | 1,761,059 | Jun. 03, 1930 | C.E. Van Norman, B.F. Stowell | Polishing machine |
 | 2,113,694 | Apr. 12, 1938 | O.A. Kehle | Rubbing machine |
 | 2,123,426 | Jul. 12, 1938 | O.A. Kehle | Rubbing machine |
 | 2,202,072 | May 28, 1940 | W.B. Wilson | Sanding and rubbing device |
| | 2,251,329 | Aug. 05, 1941 | G.H. Ekstrom | Rubbing machine |
