Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849504 | Polymers with vinylic units and aromatic units | Denis G. H. Ballard, Ian Malcolm Shirley | 1989-07-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849504 | Polymers with vinylic units and aromatic units | Denis G. H. Ballard, Ian Malcolm Shirley | 1989-07-18 |