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Priority claimed from DE2228363Aexternal-prioritypatent/DE2228363A1/de
Application filed by Bayer AgfiledCriticalBayer Ag
Priority to AT177175ApriorityCriticalpatent/AT332405B/de
Publication of ATA177175ApublicationCriticalpatent/ATA177175A/de
Application grantedgrantedCritical
Publication of AT332405BpublicationCriticalpatent/AT332405B/de