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Priority claimed from FR8220913Aexternal-prioritypatent/FR2537417B1/fr
Priority claimed from FR8318010Aexternal-prioritypatent/FR2554698B2/fr
Application filed by Veron LaitierefiledCriticalVeron Laitiere
Priority claimed from EP83402318Aexternal-prioritypatent/EP0113610B1/de
Application grantedgrantedCritical
Publication of ATE32169T1publicationCriticalpatent/ATE32169T1/de