Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4222842 | Electrode for electrolysis | Dominique Ravier | 1980-09-16 |
| 4204938 | Method of making porous plastic diaphragms and the resulting novel diaphragms | Jean Bachot, Michel Juillard | 1980-05-27 |