Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4451176 | Apparatus for and method of driving tunnels | Gunter Flocke, Klaus Linde, Winfried Klamke, Werner Hampel | 1984-05-29 |
| 4398845 | Tunnel driving apparatus | Dieter Stuckmann | 1983-08-16 |
| 4265565 | Tunnel drive shield | Dieter Stuckmann | 1981-05-05 |