| Patents for Thompson Grinder Co. |
Patents 46 -
60
of 90
      |
| Number | Date | Patentee | Title | Type |
| 2,560,654 | Jul. 17, 1951 | F. Lohutko | Device for Dressing Grinding Wheels | grinder dressers |
| 2,560,967 | Jul. 17, 1951 | F. Lohutko | Apparatus for Grinding Gears and Gear Cutters | grinding attachments |
| 2,561,004 | Jul. 17, 1951 | W.G. Baldenhofer, J.C. Wilson | Method and Apparatus for Grinding | surface grinders |
| GB-658,306 | Oct. 03, 1951 | J.C. Wilson | Improvements in and relating to grinding machines and method of shaping grinding wheels | profile and contour grinders |
| 2,576,201 | Nov. 27, 1951 | J.C. Wilson | Grinding Method and Machine | surface grinders |
| GB-663,227 | Dec. 19, 1951 | J.C. Wilson | Improvements in and relating to a method of and a device for grinding | profile and contour 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 |
| GB-667,576 | Mar. 05, 1952 | . | Method and apparatus for dressing grinding wheels and for grinding with the dressed wheels | profile and contour grinders |
| 2,589,620 | Mar. 18, 1952 | G.H. Leffel | Apparatus for Cleaning, Dressing, and Grinding Wheels | grinder dressers |
| 2,595,591 | May 06, 1952 | F. Lohutko | Apparatus for Grinding Helical Gears | gear making machines |
| 2,600,746 | Jun. 17, 1952 | W. Ernst | Fluid Pressure Control Valve | hydraulic apparatus |
| 2,602,436 | Jul. 08, 1952 | F. Lohutko | Apparatus for dressing grinding wheels | profile and contour grinders |
| 2,606,571 | Aug. 12, 1952 | W. Ernst | Multipurpose control valve | hydraulic apparatus |
