Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654378 | Polyolefin-based articles printed by means of inks for PVC and processes for their manufacture | Claude Dehennau, Frederic Menu | 1997-08-05 |
| 5605718 | Process for the surface treatment of an article by sulphonation and neutralization | Anne Tinant, Fr ed eric Menu | 1997-02-25 |