Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798742 | Polyaromatics | Denis G. H. Ballard, Alan Nevin, Ian Malcolm Shirley, David L. Twose | 1989-01-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798742 | Polyaromatics | Denis G. H. Ballard, Alan Nevin, Ian Malcolm Shirley, David L. Twose | 1989-01-17 |