Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5647280 | Rail line, in particular for a high-speed magnetic train | Albrecht Demmig, Erich Nuding | 1997-07-15 |
| 5605281 | Rail support system | Sebastian Benenowski, Alfred Kais, Erich Nuding | 1997-02-25 |