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Priority claimed from US361752Aexternal-prioritypatent/US3881017A/en
Priority claimed from AT409174Aexternal-prioritypatent/AT344336B/en
Application filed by Ciba Geigy AgfiledCriticalCiba Geigy Ag
Priority to AT740975ApriorityCriticalpatent/ATA740975A/en
Publication of ATA740975ApublicationCriticalpatent/ATA740975A/en