Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5990207 | Mixtures of bitumen, of powdered rubber waste and of polymer, employed as road binder | Patrice Perret, Jean Lebez | 1999-11-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5990207 | Mixtures of bitumen, of powdered rubber waste and of polymer, employed as road binder | Patrice Perret, Jean Lebez | 1999-11-23 |