Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4638734 | Arrangement for printing machine plate cylinder zero position adjustment | Stefan Grossmann | 1987-01-27 |
| 4635546 | Arrangement for printing machine plate cylinder zero position adjustment | Stefan Grossmann | 1987-01-13 |