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Priority claimed from FR7510756Aexternal-prioritypatent/FR2321290A1/fr
Priority claimed from FR7603774Aexternal-prioritypatent/FR2340731A1/fr
Priority claimed from FR7603773Aexternal-prioritypatent/FR2340733A2/fr
Priority claimed from AT249776Aexternal-prioritypatent/AT348524B/de
Application filed by Rhone Poulenc IndfiledCriticalRhone Poulenc Ind
Publication of ATA204778ApublicationCriticalpatent/ATA204778A/de
Application grantedgrantedCritical
Publication of AT348528BpublicationCriticalpatent/AT348528B/de