| All Patents in class 451/166 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 141,012 | Jul. 22, 1873 | G.T. Pillings | Milling Machines | milling machines |
| 553,806 | Jan. 28, 1896 | G.K. Hurlbut, C.R. Evits | Furniture-finisher | sanding machines |
| 951,961 | Mar. 15, 1910 | J. Miotke | Filing Device for Scraper Blades | sharpening tools and fixtures |
| 956,350 | Apr. 26, 1910 | J.E. Hillstrom | Scraper-sharpener | sharpening machines |
| 2,351,842 | Jun. 20, 1944 | P.F. Seibold | Gear Grinding Machine | gear grinding machines |
| 3,094,815 | Jun. 25, 1963 | R.F. Pendergast | Polishing apparatus | sanding machines |
| 3,120,723 | Feb. 11, 1964 | W.F. Jessup | Machine Tool Mechanism for the Formation of Circular Contours | grinder dressers |
| 5,081,794 | Jan. 21, 1992 | D.E. Haney | Sander with orbiting platen and abrasive | sanding machines |
| 5,181,342 | Jan. 26, 1993 | D.E. Haney | Sander with orbiting platen and abrasive | sanding machines |
