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 Vladislav K Khristov, Tov Ognjan M K, Milko D Lichkov, Blago I Gunev, Plamen N Grozdev, Krum N Kuzmanov, Georgi G Aleksiev, Kamen S KojjchevfiledCriticalVladislav K Khristov
Priority to BG8363788ApriorityCriticalpatent/BG45538A1/xx
Publication of BG45538A1publicationCriticalpatent/BG45538A1/xx