Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5421770 | Device for guiding a workpiece or tool in the machining of toric or spherical surfaces of optical lenses on grinding or polishing machines | — | 1995-06-06 |
| 4651833 | Pneumatic impact tool | Kurt Karpf | 1987-03-24 |