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Priority claimed from FR8807594Aexternal-prioritypatent/FR2632388B1/en
Priority claimed from FR8814379Aexternal-prioritypatent/FR2638512B1/en
Priority claimed from FR8902063Aexternal-prioritypatent/FR2643140B1/en
Application filed by Ponant IndfiledCriticalPonant Ind
Priority claimed from EP89460013Aexternal-prioritypatent/EP0345190B1/en
Application grantedgrantedCritical
Publication of ATE80215T1publicationCriticalpatent/ATE80215T1/en