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Priority claimed from FR7909469Aexternal-prioritypatent/FR2454208A1/fr
Priority claimed from FR7929942Aexternal-prioritypatent/FR2471067A2/fr
Application filed by Societe Anonyme Dite SaftfiledCriticalSociete Anonyme Dite Saft
Priority claimed from EP19800101855external-prioritypatent/EP0017892B1/de
Application grantedgrantedCritical
Publication of ATE3176T1publicationCriticalpatent/ATE3176T1/de