Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364145 | Scraping tool | Catherine Jones | 1982-12-21 |
| 4349652 | High nitrile resins containing maleic anhydride | George S. Li | 1982-09-14 |
| 4349653 | High nitrile resins containing maleic anhydride | George S. Li | 1982-09-14 |