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Priority claimed from FR8210292Aexternal-prioritypatent/FR2528318A1/en
Application filed by Cousin Freres Sa, Jacques Andre RobinfiledCriticalCousin Freres Sa
Priority claimed from EP83401206Aexternal-prioritypatent/EP0108652B1/en
Application grantedgrantedCritical
Publication of ATE29841T1publicationCriticalpatent/ATE29841T1/en