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 Filev, AvramovafiledCriticalFilev
Priority to BG8255872ApriorityCriticalpatent/BG33755A1/en
Publication of BG33755A1publicationCriticalpatent/BG33755A1/en