Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808327 | Compositions of particulate magnetic oxides with a defect spinel structure, preparation thereof and application thereof | Abel Rousset, Christiane B. Salvaing, Paul Mollard, Philippe Tailhades | 1989-02-28 |