Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4773795 | Roof cap assembly with supporting cylinders for roof support mechanism | Willy Watermann | 1988-09-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4773795 | Roof cap assembly with supporting cylinders for roof support mechanism | Willy Watermann | 1988-09-27 |