Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4678310 | Device for treating printing plates with a fluid | Hans Heist, Dieter Toepfer | 1987-07-07 |
| 4632382 | Roller engaging and disengaging device | Hans Heist, Dieter Toepfer, Eberhard Schoernig | 1986-12-30 |