Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5271818 | Apparatus for roughening a substrate for photosensitive layers | Joachim Stroszynski, Peter Lehmann | 1993-12-21 |
| 5082537 | Process and apparatus for roughening a substrate for photosensitive layers | Joachim Stroszynski, Peter Lehmann | 1992-01-21 |
| 4897168 | Process and arrangement for production of printing plate support | Joachim Stroszynski | 1990-01-30 |