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Priority claimed from EP87402203Aexternal-prioritypatent/EP0310723A1/en
Priority claimed from EP87402392Aexternal-prioritypatent/EP0312666A1/en
Application filed by Denis Jean PierrefiledCriticalDenis Jean Pierre
Priority claimed from PCT/FR1988/000491external-prioritypatent/WO1989003015A2/en
Application grantedgrantedCritical
Publication of ATE100577T1publicationCriticalpatent/ATE100577T1/en