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Priority claimed from DE19772752820external-prioritypatent/DE2752820A1/en
Application filed by Bayer AgfiledCriticalBayer Ag
Priority to AT231581ApriorityCriticalpatent/AT368495B/en
Publication of ATA231581ApublicationCriticalpatent/ATA231581A/en
Application grantedgrantedCritical
Publication of AT368495BpublicationCriticalpatent/AT368495B/en