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Priority claimed from DE2204574Aexternal-prioritypatent/DE2204574A1/de
Application filed by Bayer AgfiledCriticalBayer Ag
Priority to DK392374ApriorityCriticalpatent/DK136693C/da
Publication of DK136693BpublicationCriticalpatent/DK136693B/da
Application grantedgrantedCritical
Publication of DK136693CpublicationCriticalpatent/DK136693C/da