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 DE2532393Aexternal-prioritypatent/DE2532393C3/de
Application filed by Boehme Chem Fab KgfiledCriticalBoehme Chem Fab Kg
Priority claimed from AT531578Aexternal-prioritypatent/AT359362B/de
Publication of ATA51078ApublicationCriticalpatent/ATA51078A/de
Application grantedgrantedCritical
Publication of AT353933BpublicationCriticalpatent/AT353933B/de