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Priority claimed from GB858507646Aexternal-prioritypatent/GB8507646D0/en
Priority claimed from GB858527859Aexternal-prioritypatent/GB8527859D0/en
Application filed by Osprey Metals LtdfiledCriticalOsprey Metals Ltd
Priority claimed from EP86302185Aexternal-prioritypatent/EP0200349B1/de
Application grantedgrantedCritical
Publication of ATE48656T1publicationCriticalpatent/ATE48656T1/de