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Priority claimed from FR8514365Aexternal-prioritypatent/FR2588132A1/fr
Priority claimed from FR8514363Aexternal-prioritypatent/FR2588133A1/fr
Application filed by Centre Nat Rech ScientfiledCriticalCentre Nat Rech Scient
Priority claimed from EP86402111Aexternal-prioritypatent/EP0218521B1/de
Application grantedgrantedCritical
Publication of ATE61700T1publicationCriticalpatent/ATE61700T1/de