Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4257671 | Fixed optical attenuator for light rays guided by optical fibres | Alain Barbaudy | 1981-03-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4257671 | Fixed optical attenuator for light rays guided by optical fibres | Alain Barbaudy | 1981-03-24 |