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 Dzhenko I Daskalov, Boris S Miraschiev, Zhivko Jj Demirev, Miroslav D Mikhajjlov, Nikola G Kovachev, Todor D Todorov, Stojan I IlievfiledCriticalDzhenko I Daskalov
Priority to BG8106487ApriorityCriticalpatent/BG44663A1/xx
Publication of BG44663A1publicationCriticalpatent/BG44663A1/xx