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Application filed by Vladislav K Khristov, Tov Ognjan M K, Blago I Gunev, Plamen N Grozdev, Milko D Lichkov, Krum N Kuzmanov, Georgi G Aleksiev, Ten O K AldinovfiledCriticalVladislav K Khristov
Priority to BG8184887ApriorityCriticalpatent/BG44837A1/xx
Publication of BG44837A1publicationCriticalpatent/BG44837A1/xx