| All Patents in class 451/300 |
Patents 1 -
15
of 30
      |
| Number | Date | Patentee | Title | Type |
| 286,707 | Oct. 16, 1883 | S.T. Kennan | Sanding or polishing machine for carriage-spokes | sanding machines |
| 339,125 | Apr. 06, 1886 | J.W. Allen | Belt sander for spokes | sanding machines |
| 741,907 | Oct. 20, 1903 | A.H. Hatfield | Automatic grinding or polishing lathe | sanding machines |
| 781,423 | Jan. 31, 1905 | B.C. Hemming | Automatic polishing-machine | sanding machines |
| 980,052 | Dec. 27, 1910 | J. Hausman, J.C. Blevney | Grinding and polishing machine | sanding machines |
| 1,030,473 | Jun. 25, 1912 | J.W. Kroeze | Sanding-machine | belt sanders |
| 1,043,194 | Nov. 05, 1912 | J.C. Blevney | Grinding and polishing machine | sanding machines |
| 1,241,407 | Sep. 25, 1917 | C.A. Lind | Sandpapering-machine | sanding machines |
| 2,064,476 | Dec. 15, 1936 | G.T. Johnson | Abrading machine | belt sanders |
| 2,456,217 | Dec. 14, 1948 | L.L. Rothrock | Sanding machine | sanding machines |
| 2,479,506 | Aug. 16, 1949 | A.L. Payton | Molding sander | belt sanders |
| 2,791,070 | May 07, 1957 | L. Schaller | Abrading machine | sanding machines |
| 3,074,210 | Jan. 22, 1963 | W.A. Eschenburg, H.C. Marks | Combination sander | sanding machines |
| 3,094,815 | Jun. 25, 1963 | R.F. Pendergast | Polishing apparatus | sanding machines |
| 3,132,451 | May 12, 1964 | J.A. Kile | Abrading machine | |
