Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6371418 | Curve path of a switch, and track joint using this type of curve path | Johannes Oswald, Peter Klauser | 2002-04-16 |
| 5899417 | Device for securing stock rails in railway switches | Heinz Ossberger | 1999-05-04 |