Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6601518 | System for securing and/or controlling the final position of a rail | Albrecht Demmig, Hubertus Hohne | 2003-08-05 |
| 6527231 | Superstructure points device | Burkhard Zillien | 2003-03-04 |