Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9222358 | Sealing arrangement for shaft and tunnel constructions | Holger Gutschmidt, Andreas Diener, Andreas Artus, Marc Fischer, Matthias Klug | 2015-12-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9222358 | Sealing arrangement for shaft and tunnel constructions | Holger Gutschmidt, Andreas Diener, Andreas Artus, Marc Fischer, Matthias Klug | 2015-12-29 |