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Priority claimed from GB8115199Aexternal-prioritypatent/GB2076369B/en
Application filed by Metal Box Co LtdfiledCriticalMetal Box Co Ltd
Publication of IT8123494A0publicationCriticalpatent/IT8123494A0/it
Application grantedgrantedCritical
Publication of IT1137887BpublicationCriticalpatent/IT1137887B/it