Issuer ? LE MATERIEL TELEPHONIQUE
| Siège social |
| Quai de boulogne, 46-47 - Boulogne-Billancourt (France , Paris ) appearing in yearbooks from 1948 to 1953 |
| Siège social |
| Quai de boulogne, 46-47 - Boulogne-Billancourt (France , Paris ) appearing in yearbooks from 1948 to 1953 |