Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820852 | Process for the preparation of diacyl-dianhydro hexitols | Tibor Szabo, Ildiko Vidra nee Sandor, Judit Kaczmarek nee Sebestyen, Janos ri | 1989-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820852 | Process for the preparation of diacyl-dianhydro hexitols | Tibor Szabo, Ildiko Vidra nee Sandor, Judit Kaczmarek nee Sebestyen, Janos ri | 1989-04-11 |