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
Application filed by Ifa Automobilwerke VebfiledCriticalIfa Automobilwerke Veb
Priority to BG8465708ApriorityCriticalpatent/BG45272A1/xx
Publication of BG45272A1publicationCriticalpatent/BG45272A1/xx