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Priority claimed from FR8610993Aexternal-prioritypatent/FR2601948B1/fr
Priority claimed from FR8610991Aexternal-prioritypatent/FR2601947B1/fr
Priority claimed from FR8610992Aexternal-prioritypatent/FR2601949B1/fr
Application filed by Rhone Poulenc ChimiefiledCriticalRhone Poulenc Chimie
Priority claimed from EP87420194Aexternal-prioritypatent/EP0255794B1/de
Application grantedgrantedCritical
Publication of ATE58122T1publicationCriticalpatent/ATE58122T1/de