Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360260 | Tunneling machine with radially sweeping tool carriers | Hans G. Kappelmann, Volkmar Mertens, Bernhard T. Schafeld, Werner Vorhoff, Heinz Wallussek | 1994-11-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360260 | Tunneling machine with radially sweeping tool carriers | Hans G. Kappelmann, Volkmar Mertens, Bernhard T. Schafeld, Werner Vorhoff, Heinz Wallussek | 1994-11-01 |