Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4683690 | Support device and wall for a cable duct in a cavity lining floor | Hanspeter Rufenacht | 1987-08-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4683690 | Support device and wall for a cable duct in a cavity lining floor | Hanspeter Rufenacht | 1987-08-04 |