Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832535 | Process for compaction-reinforcement-grouting or for decompaction-drainage and for construction of linear works and plane works in the soils | — | 1989-05-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832535 | Process for compaction-reinforcement-grouting or for decompaction-drainage and for construction of linear works and plane works in the soils | — | 1989-05-23 |