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Priority claimed from FR8601623Aexternal-prioritypatent/FR2593978B1/en
Priority claimed from FR8605345Aexternal-prioritypatent/FR2597277B2/en
Application filed by Serras Paulet EdouardfiledCriticalSerras Paulet Edouard
Application grantedgrantedCritical
Publication of ATE71779T1publicationCriticalpatent/ATE71779T1/en