Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8979083 | Welding unit for welding rails | Josef Theurer, Bernhard Lichtberger | 2015-03-17 |
| 8735761 | Welding unit for welding rails of a track | Josef Theurer, Bernhard Lichtberger | 2014-05-27 |
| 6852940 | Welding device | — | 2005-02-08 |
| 5575416 | Device for aligning and retaining two rails whose ends are to be welded together | Friedrich Oellerer | 1996-11-19 |