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Priority claimed from DE19712117573external-prioritypatent/DE2117573C3/en
Priority claimed from DE2117572Aexternal-prioritypatent/DE2117572C3/en
Priority claimed from DE2117571Aexternal-prioritypatent/DE2117571C3/en
Application filed by Bayer AgfiledCriticalBayer Ag
Publication of YU95672ApublicationCriticalpatent/YU95672A/en
Publication of YU34992BpublicationCriticalpatent/YU34992B/en