Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839113 | Anistropic compositions of cellulose esters; processes for obtaining such compositions; fibers of cellulose esters or cellulose | Claude Janin | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839113 | Anistropic compositions of cellulose esters; processes for obtaining such compositions; fibers of cellulose esters or cellulose | Claude Janin | 1989-06-13 |