| All Patents in class 451/356 |
Patents 1 -
10
of 31
      |
| 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 |
| | 1,590,353 | Jun. 29, 1926 | G.H. Ekstrom | Rubbing machine |
| | 1,677,112 | Jul. 10, 1928 | S.F. Anderson | 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 |
