Issuer ? CONSORTIUM GENERAL D'OPTIQUE ET D'INDUSTRIES
| Siège social |
| Route de la mouille - Morez (France , Jura ) appearing in yearbooks from 1940 to 1940 |
| Rue la rochefoucauld, 3 - Paris (France , Paris ) appearing in yearbooks from 1945 to 1948 |
| Rue taitbout, 1 - Paris (France , Paris ) appearing in yearbooks from 1953 to 1953 |