Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863574 | Method of manufacturing a film of polyparaphenylene and applications of the resulting polyparaphenylene film | Gerard Froyer, Yvan Pelous, Michel Petit, Jean-Francois Fauvarque | 1989-09-05 |