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Priority claimed from FR8502282Aexternal-prioritypatent/FR2577543A1/fr
Priority claimed from FR8505920Aexternal-prioritypatent/FR2580624A2/fr
Priority claimed from FR8505919Aexternal-prioritypatent/FR2580623A2/fr
Application filed by Sonnay GilbertfiledCriticalSonnay Gilbert
Priority claimed from EP19860901025external-prioritypatent/EP0215013B1/de
Application grantedgrantedCritical
Publication of ATE53821T1publicationCriticalpatent/ATE53821T1/de