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Priority claimed from GB888808245Aexternal-prioritypatent/GB8808245D0/en
Priority claimed from GB888808244Aexternal-prioritypatent/GB8808244D0/en
Priority claimed from GB888810177Aexternal-prioritypatent/GB8810177D0/en
Application filed by Esselte Meto Int GmbhfiledCriticalEsselte Meto Int Gmbh
Priority claimed from EP89303533Aexternal-prioritypatent/EP0341828B1/en
Application grantedgrantedCritical
Publication of ATE90802T1publicationCriticalpatent/ATE90802T1/en