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Priority claimed from FR8515796Aexternal-prioritypatent/FR2589027A1/en
Application filed by Deleage Sa SocfiledCriticalDeleage Sa Soc
Priority claimed from EP86460021Aexternal-prioritypatent/EP0225835B1/en
Application grantedgrantedCritical
Publication of ATE75361T1publicationCriticalpatent/ATE75361T1/en