Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873046 | Production of stretched ion-exchange membrane | Peter J. Smith, Robin A. Woolhouse | 1989-10-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873046 | Production of stretched ion-exchange membrane | Peter J. Smith, Robin A. Woolhouse | 1989-10-10 |