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Priority claimed from GB838312078Aexternal-prioritypatent/GB8312078D0/en
Application filed by Skeltonhall LtdfiledCriticalSkeltonhall Ltd
Priority claimed from EP84900076Aexternal-prioritypatent/EP0126146B1/de
Application grantedgrantedCritical
Publication of ATE28360T1publicationCriticalpatent/ATE28360T1/de