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Priority claimed from FR8218145Aexternal-prioritypatent/FR2535297A1/fr
Priority claimed from FR8312584Aexternal-prioritypatent/FR2549812B2/fr
Application filed by Newtec IntfiledCriticalNewtec Int
Priority claimed from EP83402112Aexternal-prioritypatent/EP0110751B1/de
Application grantedgrantedCritical
Publication of ATE31704T1publicationCriticalpatent/ATE31704T1/de