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Priority claimed from GB838301676Aexternal-prioritypatent/GB8301676D0/en
Application filed by Ici America IncfiledCriticalIci America Inc
Priority claimed from EP83302389Aexternal-prioritypatent/EP0094175B1/de
Application grantedgrantedCritical
Publication of ATE23162T1publicationCriticalpatent/ATE23162T1/de