Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662975 | Composite tubular article consisting of a . . . petrol pipe and process for the preparation of such an article | Marius Hert, Christian Dousson | 1997-09-02 |
| 5643526 | Process for preparing a composite tubular article consisting of a vulcanized elastomer used in combination with a thermoplastic containing polyamide blocks especially petrol pipe | Marius Hert, Christian Dousson | 1997-07-01 |