Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE2531303Aexternal-prioritypatent/DE2531303C3/de
Priority claimed from DE19762605222external-prioritypatent/DE2605222A1/de
Priority claimed from AT508376Aexternal-prioritypatent/AT359059B/de
Application filed by Hoechst AgfiledCriticalHoechst Ag
Priority to AT153780ApriorityCriticalpatent/ATA153780A/de
Publication of ATA153780ApublicationCriticalpatent/ATA153780A/de