Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4482584 | Painting a band on a tube | Walter Hess, Franz Nicolai | 1984-11-13 |
| 4479043 | Controlling the zone of longitudinally seam-welding split tubes | Walter Hess, Franz Nicolai, Erich Treiss | 1984-10-23 |
| 4440533 | Deburring tool | Walter Hess, Franz Nicolai | 1984-04-03 |