Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6527231 | Superstructure points device | Hans-Ulrich Dietze | 2003-03-04 |
| 6270018 | Track or method for aligning a rail track section | Alfred Kais, Sebastian Benenowski | 2001-08-07 |