| All Patents in class 451/172 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 78,215 | May 26, 1868 | J.S. Loomis | Improvement in machines for polishing wood | sanding machines |
| 152,393 | Jun. 23, 1874 | W.F. Brenizer, P. McBride | Improvement in sandpapering-machines | sanding machines |
| 165,073 | Jun. 29, 1875 | J.A. Dayton | Improvement in machines for polishing moldings | sanding machines |
| 455,131 | Jun. 30, 1891 | A.W. Street | Sanding machine | sanding machines |
| 1,286,697 | Dec. 03, 1918 | H.E. Manofsky | Sanding-machine | sanding machines |
| 4,558,537 | Dec. 17, 1985 | R.B. MacLeod | Centerless Honing Machines Having Automatic Size Control | honing machines |
