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Priority claimed from GB878700942Aexternal-prioritypatent/GB8700942D0/en
Priority claimed from GB878712372Aexternal-prioritypatent/GB8712372D0/en
Application filed by Albright & WilsonfiledCriticalAlbright & Wilson
Priority claimed from EP88300327Aexternal-prioritypatent/EP0275207B1/de
Application grantedgrantedCritical
Publication of ATE76295T1publicationCriticalpatent/ATE76295T1/de