Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4485931 | Central buffer coupling for rail vehicles | Hilmar Forster, Dildar Arbab | 1984-12-04 |
| 4403705 | Short coupling for rail vehicles | Dieter Ernst, Hilmar Forster, Wilhelm Gunther | 1983-09-13 |