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 Ivan M Todorov, Donka Kh Dimitrova, Mimi D EdrevafiledCriticalIvan M Todorov
Priority to BG7906187ApriorityCriticalpatent/BG43623A1/en
Publication of BG43623A1publicationCriticalpatent/BG43623A1/en