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 Cvetko Z Jjotov, Emilija D MatanovafiledCriticalCvetko Z Jjotov
Priority to BG8110387ApriorityCriticalpatent/BG44664A1/xx
Publication of BG44664A1publicationCriticalpatent/BG44664A1/xx