Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5462258 | Road crash barrier comprising at least one horizontal wooden rail | Christian Gaillard | 1995-10-31 |
| 4946138 | Roundwood highway guardrails | Christian Gaillard | 1990-08-07 |
| 4722513 | Crash barriers for roads and highways | Christian Gaillard | 1988-02-02 |