Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5159166 | Drawroll unit | Vittorino Arnosti, Konrad Boos, Bruno Gemperle, Felix Graf, Emil Munz +3 more | 1992-10-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5159166 | Drawroll unit | Vittorino Arnosti, Konrad Boos, Bruno Gemperle, Felix Graf, Emil Munz +3 more | 1992-10-27 |