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Priority claimed from GB838312078Aexternal-prioritypatent/GB8312078D0/en
Application filed by Skeltonhall LtdfiledCriticalSkeltonhall Ltd
Priority claimed from PCT/GB1983/000306external-prioritypatent/WO1984002185A1/en
Application grantedgrantedCritical
Publication of ATE28360T1publicationCriticalpatent/ATE28360T1/de