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Priority claimed from US411266Aexternal-prioritypatent/US3861564A/en
Application filed by Ciba Geigy AgfiledCriticalCiba Geigy Ag
Publication of ATA869274ApublicationCriticalpatent/ATA869274A/de
Application grantedgrantedCritical
Publication of AT345154BpublicationCriticalpatent/AT345154B/de