Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859117 | Reversible mechanical coupling, particularly for tensional anchorages | Roberto Brandi | 1989-08-22 |
| 4664558 | Reversible mechanical coupling for tensional anchorages | Roberto Brandi | 1987-05-12 |