Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4665974 | Heat exchanger of modular type and process for manufacture thereof | Alain Grehier, Alexandre Rojey | 1987-05-19 |
| 4612982 | Heat exchanger of modular structure | Alain Grehier, Alexandre Rojey | 1986-09-23 |