| All Patents in class 451/72 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 2,575,228 | Nov. 13, 1951 | R.F. Moore | Wheel Truing Device | wheel truing devices |
| 2,576,201 | Nov. 27, 1951 | J.C. Wilson | Grinding Method and Machine | surface grinders |
| 2,585,990 | Feb. 19, 1952 | W.G. Baldenhofer | Method of grinding intricate contours | profile and contour grinders |
| 2,586,235 | Feb. 19, 1952 | F.G. Krafft | Device for Forming Grinding Wheels | grinder dressers |
| 2,586,755 | Feb. 19, 1952 | J.C. Wilson | Method and Apparatus for Grinding | grinder dressers |
| 2,641,873 | Jun. 16, 1953 | F.S. Haas | Automatic Truing Mechanism | grinder dressers |
| 2,652,661 | Sep. 22, 1953 | C.H. Drury, E.V. Flanders | Crush Dressing Mechanism | grinder dressers |
| 3,305,974 | Feb. 28, 1967 | J.C. Wilson | Grinding Machine | |
| 3,977,126 | Aug. 31, 1976 | F.A. Hohler, E.E. Woldyka | Grinding Machine | profile and contour grinders |
| 4,274,231 | Jun. 23, 1981 | J. Verega | Method and Apparatus for Dressing a Grinding Wheel | grinder dressers |
| 5,018,315 | May 28, 1991 | L.G. Lee, F.A. McLean, J.H. Gagnon | Apparatus for holding and storing sharpening stones | |
| 5,746,644 | May 05, 1998 | C.J. Cheetham | Centerless Grinder Assembly and Method of Operating the Same | centerless grinders |
