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Priority claimed from GB838333462Aexternal-prioritypatent/GB8333462D0/en
Application filed by Dixon International LtdfiledCriticalDixon International Ltd
Priority claimed from EP84305774Aexternal-prioritypatent/EP0139401B1/de
Application grantedgrantedCritical
Publication of ATE29518T1publicationCriticalpatent/ATE29518T1/de