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Priority claimed from FR8409418Aexternal-prioritypatent/FR2565801B1/en
Priority claimed from FR8507699Aexternal-prioritypatent/FR2582206B2/en
Application filed by Cousin Cie Ets A & M FreresfiledCriticalCousin Cie Ets A & M Freres
Priority claimed from EP85401116Aexternal-prioritypatent/EP0169096B1/en
Application grantedgrantedCritical
Publication of ATE26089T1publicationCriticalpatent/ATE26089T1/en