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 Sirokko Geraetewerk VebfiledCriticalSirokko Geraetewerk Veb
Priority to BG5076781ApriorityCriticalpatent/BG36098A1/en
Publication of BG36098A1publicationCriticalpatent/BG36098A1/en