| All Patents in class 451/351 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 687,795 | Dec. 03, 1901 | A.S. Tulloch | Portable floor sander | sanding machines |
| 763,605 | Jun. 28, 1904 | D. Hepp | Tool-holder | |
| 835,317 | Nov. 06, 1906 | O.H. Ostlund | Floor-polishing device | |
| 884,433 | Apr. 14, 1908 | L.H. Veronneau | Floor-dressing machine | |
| 928,154 | Jul. 13, 1909 | J.H. Prugh | Surfacing and polishing machine | sanding machines |
| 1,200,621 | Oct. 10, 1916 | G.T. Johnson | Rubbing-machine | handheld power sanders |
| 1,524,902 | Feb. 03, 1925 | S.F. Anderson | Rubbing machine | handheld power sanders |
| 1,590,353 | Jun. 29, 1926 | G.H. Ekstrom | Rubbing machine | handheld power sanders |
