Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851577 | New substituted derivatives of N-ethyl(meth)acrylamide and a method for the preparation thereof | Abdelhamid Stambouli | 1989-07-25 |
| 4835320 | Process for the preparation of glyoxal monoactals | Alain Blanc, Farid Hamedi-Sangsari | 1989-05-30 |