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Priority claimed from FR7822440Aexternal-prioritypatent/FR2431948A1/fr
Priority claimed from FR7917000Aexternal-prioritypatent/FR2466387A1/fr
Application filed by Poutrait-MorinfiledCriticalPoutrait-Morin
Priority claimed from EP79400535Aexternal-prioritypatent/EP0008266B1/de
Application grantedgrantedCritical
Publication of ATE1053T1publicationCriticalpatent/ATE1053T1/de