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Priority claimed from AT525074Aexternal-prioritypatent/AT336565B/de
Application filed by American Cyanamid CofiledCriticalAmerican Cyanamid Co
Priority to AT382876ApriorityCriticalpatent/AT340385B/de
Publication of ATA382876ApublicationCriticalpatent/ATA382876A/de
Application grantedgrantedCritical
Publication of AT340385BpublicationCriticalpatent/AT340385B/de