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Priority claimed from ES1983276488Uexternal-prioritypatent/ES276488Y/es
Priority claimed from ES530794Aexternal-prioritypatent/ES8503604A1/es
Application filed by Esselte Business Syst SafiledCriticalEsselte Business Syst Sa
Priority claimed from EP84402567Aexternal-prioritypatent/EP0147287B1/de
Application grantedgrantedCritical
Publication of ATE47763T1publicationCriticalpatent/ATE47763T1/de