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Priority claimed from FR8213038Aexternal-prioritypatent/FR2530563A1/fr
Priority claimed from FR8302620Aexternal-prioritypatent/FR2540806A2/fr
Priority claimed from FR8311565Aexternal-prioritypatent/FR2548606B2/fr
Application filed by Ravicolor SafiledCriticalRavicolor Sa
Priority claimed from EP19830440041external-prioritypatent/EP0102306B1/de
Application grantedgrantedCritical
Publication of ATE28153T1publicationCriticalpatent/ATE28153T1/de