| All Patents in class 451/299 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 195,555 | Sep. 25, 1877 | O. Allen | Spoke-polishing lathe | wheelwright |
| 392,814 | Nov. 13, 1888 | J.H. McCully | Process of finishing ladder-rails | specialty woodworking machines |
| 613,353 | Nov. 01, 1898 | F. Bubser | Polishing-machine | sanding machines |
| 867,408 | Oct. 01, 1907 | F.A. Phelps | Automatic hammer-handle-sanding machine | sanding machines |
| 1,635,399 | Jul. 12, 1927 | E.J. Fischer | Sanding machine | belt sanders |
| 2,349,964 | May 30, 1944 | L.L. Hercik | Grinding and polishing machine | metal sanding machines |
| 2,486,819 | Nov. 01, 1949 | L.G. Brown | Machine for automatically producing given work on successive surfaces of articles | sanding machines |
| 2,706,873 | Apr. 26, 1955 | J.S. Gifford | Sanding devices | sanding machines |
| 2,723,505 | Nov. 15, 1955 | F.G. Krafft | Method and Apparatus for Surface Finishing | surface grinders |
