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Priority claimed from GB838302951Aexternal-prioritypatent/GB8302951D0/en
Priority claimed from GB08309836Aexternal-prioritypatent/GB2134428B/en
Application filed by Metal Box PlcfiledCriticalMetal Box Plc
Publication of DK257686ApublicationCriticalpatent/DK257686A/en
Publication of DK257686D0publicationCriticalpatent/DK257686D0/en