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Priority claimed from FR8014607Aexternal-prioritypatent/FR2486068A1/fr
Priority claimed from FR8109392Aexternal-prioritypatent/FR2505817A1/fr
Application filed by Rhone-Poulenc Specialites ChimiquesfiledCriticalRhone-Poulenc Specialites Chimiques
Priority claimed from EP81400952Aexternal-prioritypatent/EP0043303B1/de
Application grantedgrantedCritical
Publication of ATE4699T1publicationCriticalpatent/ATE4699T1/de