Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4732510 | Process for driving and cementing in ground anchors, apparatus and anchor bars for said process | — | 1988-03-22 |
| 4718792 | Prefabricated retaining-wall elements for protection, consolidation and/or facing of excavations, ground anchor and assembly devices, and procedure for application of these elements and devices | — | 1988-01-12 |