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Priority claimed from FR8610237Aexternal-prioritypatent/FR2605954A1/en
Priority claimed from FR8612822Aexternal-prioritypatent/FR2605991A2/en
Priority claimed from FR8614165Aexternal-prioritypatent/FR2605992A2/en
Application filed by Rene CauneillefiledCriticalRene Cauneille
Priority claimed from EP87430028Aexternal-prioritypatent/EP0255457B1/en
Application grantedgrantedCritical
Publication of ATE61219T1publicationCriticalpatent/ATE61219T1/en