Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841875 | Suspension arrangement for rail vehicles | Leonard Corsten, Franz-Joseph Collienne | 1989-06-27 |
| 4637646 | Wheel set for rail vehicles | Hermann Ortwein, Ottmar Krettek | 1987-01-20 |