Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4690067 | Device for interconnecting a portal passageway between two rail vehicles | Wolfgang Kuker | 1987-09-01 |
| 4632039 | Guided central gantry for railroad passover protection | Wolfgang Kuker | 1986-12-30 |