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Priority claimed from GB848432748Aexternal-prioritypatent/GB8432748D0/en
Priority claimed from GB858500535Aexternal-prioritypatent/GB8500535D0/en
Application filed by United Engineering Steels LtdfiledCriticalUnited Engineering Steels Ltd
Priority claimed from EP85309158Aexternal-prioritypatent/EP0188891B1/de
Application grantedgrantedCritical
Publication of ATE43643T1publicationCriticalpatent/ATE43643T1/de