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Priority claimed from GB848430195Aexternal-prioritypatent/GB8430195D0/en
Priority claimed from GB848430194Aexternal-prioritypatent/GB8430194D0/en
Application filed by Foseco IntfiledCriticalFoseco Int
Priority claimed from EP85307973Aexternal-prioritypatent/EP0183402B1/de
Application grantedgrantedCritical
Publication of ATE36558T1publicationCriticalpatent/ATE36558T1/de