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Priority claimed from FR8025815Aexternal-prioritypatent/FR2495772A1/fr
Priority claimed from FR8112457Aexternal-prioritypatent/FR2508638A2/fr
Application filed by Cousin Bernard Maurice J RfiledCriticalCousin Bernard Maurice J R
Priority claimed from EP81401917Aexternal-prioritypatent/EP0053976B1/de
Application grantedgrantedCritical
Publication of ATE57575T1publicationCriticalpatent/ATE57575T1/de