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Priority claimed from US05/789,720external-prioritypatent/US4084988A/en
Application filed by Union Carbide CorpfiledCriticalUnion Carbide Corp
Priority to AT353280ApriorityCriticalpatent/AT373810B/de
Publication of ATA353280ApublicationCriticalpatent/ATA353280A/de
Application grantedgrantedCritical
Publication of AT373810BpublicationCriticalpatent/AT373810B/de