Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4457237 | Electronic anti-spin and anti-slip control for drive and brake of an intermittently advancing track working machine | Josef Theurer, Gernot Bock, Wilhelm Praschl | 1984-07-03 |
| 4423684 | Track levelling and tamping machine with hydraulic pressure control system | Josef Theurer, Gernot Bo/ ck | 1984-01-03 |
| 4312275 | Immersion depth control for ballast tamping tools | Josef Theurer, Gernot Bock | 1982-01-26 |