Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4673606 | Load-introducing armature as component part of a laminated structural element | Harald Unden | 1987-06-16 |
| 4207028 | Extendable and retractable propeller for watercraft | — | 1980-06-10 |