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Priority claimed from FR8108505Aexternal-prioritypatent/FR2504368B1/fr
Priority claimed from FR8201747Aexternal-prioritypatent/FR2520211A1/fr
Application filed by Jean ColletfiledCriticalJean Collet
Priority claimed from EP82901131Aexternal-prioritypatent/EP0091433B1/de
Application grantedgrantedCritical
Publication of ATE26063T1publicationCriticalpatent/ATE26063T1/de