Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5104261 | Tunnel boring machine | Olov Anderson, Sverker Hartwig | 1992-04-14 |
| 4945181 | Method for resolution of racemic thiamphenicol precursors and intermediates therefor | Wolf-Dietrich Gradel, Mathias Weber | 1990-07-31 |
| 4232905 | Tunnelling machine | — | 1980-11-11 |