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Priority claimed from CH598884Aexternal-prioritypatent/CH663582A5/fr
Application filed by De La Rue Giori SafiledCriticalDe La Rue Giori Sa
Priority claimed from EP85202000Aexternal-prioritypatent/EP0185421B1/de
Application grantedgrantedCritical
Publication of ATE41359T1publicationCriticalpatent/ATE41359T1/de