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 DE19732334787external-prioritypatent/DE2334787A1/de
Application filed by Basf AgfiledCriticalBasf Ag
Priority to DK550575ApriorityCriticalpatent/DK550575A/da
Publication of DK550575ApublicationCriticalpatent/DK550575A/da