| All Patents in class 451/456 |
Patents 31 -
45
of 60
      |
| Number | Date | Patentee | Title | Type |
| 1,983,277 | Dec. 04, 1934 | A.N. Emmons | Disk sander | handheld power sanders |
| 1,986,378 | Jan. 01, 1935 | J.A. Smith | Apparatus for air purification | |
| 1,986,770 | Jan. 01, 1935 | F.S. Farley, L.G. Wheeler | Panel cutting and ship-lapping | panel cutting machines |
| 1,991,337 | Feb. 12, 1935 | J.C. Smith | Dust separating apparatus | |
| 2,000,784 | May 07, 1935 | H.L. Myers | Portable sanderplane | sanding machines |
| 2,069,395 | Feb. 02, 1937 | H.E. Tautz | Safety shield | bench or pedestal grinders |
| 2,219,444 | Oct. 29, 1940 | R.E. Grobe, T.F. Eserkaln | Grinding Wheel Dust Hood | grinders |
| 2,232,149 | Feb. 18, 1941 | H.E. Tautz | Belt sander | sanding machines |
| 2,252,160 | Aug. 12, 1941 | P.T. Blood | Sanding machine | handheld power sanders |
| 2,260,949 | Oct. 28, 1941 | A.W. Mall | Portable belt sander | handheld power sanders |
| 2,261,614 | Nov. 04, 1941 | J.L. Buckley | Edger for plywood sheets | belt sanders |
| 2,268,863 | Jan. 06, 1942 | A.N. Emmons | Disk abrading machine | sanding machines |
| 2,384,414 | Sep. 04, 1945 | C.H. Antrim | Dust collector for grinding and other machines | |
| 2,395,537 | Feb. 26, 1946 | S.A. Crosby | Rubbing machine | handheld power sanders |
| 2,440,440 | Apr. 27, 1948 | O.E. Hadwiger | Edge sanding machine | sanding machines |
