| All Patents in class 451/356 |
Patents 1 -
15
of 29
      |
| Number | Date | Patentee | Title | Type |
| 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 | sanding machines |
| 1,700,114 | Jan. 22, 1929 | C.H. Thompson | Surface Polishing Machine | polishing and buffing machinery |
| 1,700,115 | Jan. 22, 1929 | C.H. Thompson | Polishing Machine | polishing and buffing machinery |
| 1,761,059 | Jun. 03, 1930 | C.E. Van Norman, B.F. Stowell | Polishing machine | handheld power sanders |
| 2,113,694 | Apr. 12, 1938 | O.A. Kehle | Rubbing machine | handheld power sanders |
| 2,123,426 | Jul. 12, 1938 | O.A. Kehle | Rubbing machine | handheld power sanders |
| 2,202,072 | May 28, 1940 | W.B. Wilson | Sanding and rubbing device | handheld power sanders |
| 2,251,329 | Aug. 05, 1941 | G.H. Ekstrom | Rubbing machine | |
| 2,272,008 | Feb. 03, 1942 | O.A. Kehle | Rubbing device | handheld power sanders |
| 2,324,292 | Jul. 13, 1943 | A.J. Dremel | Hand sander | handheld power sanders |
| 2,614,369 | Oct. 21, 1952 | S.D. Robins | Sanding or rubbing attachment | handheld power sanders |
| 2,632,121 | Mar. 17, 1953 | T.F. Carmichael | Vibratory electric motor and tool driven thereby | handheld power jigsaws |
| 2,634,559 | Apr. 14, 1953 | T.F. Carmichael | Vibratory electric motor and mechanism driven thereby | reciprocating or vibrating electric motors |
