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 DE1812565Aexternal-prioritypatent/DE1812565C3/de
Application filed by Bayer AgfiledCriticalBayer Ag
Publication of DK131731BpublicationCriticalpatent/DK131731B/da
Application grantedgrantedCritical
Publication of DK131731CpublicationCriticalpatent/DK131731C/da