Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856042 | Diaphragm for electromagnet radiation beam and its use in a collimation device for this beam | Christian Claudepierre, Francois Micheron, Edmond Chambron | 1989-08-08 |
| 4812647 | Optical addressing device and its use in electro-optical imaging devices | Dominique Broussoux, Francois Micheron, Jacques Trotel | 1989-03-14 |