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 So PirinfiledCriticalSo Pirin
Priority to BG6967485ApriorityCriticalpatent/BG47419A1/en
Publication of BG47419A1publicationCriticalpatent/BG47419A1/en