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 A BakalovfiledCriticalIvan A Bakalov
Priority to BG7270085ApriorityCriticalpatent/BG44810A1/xx
Priority to DK524486Aprioritypatent/DK524486A/da
Priority to DD29590286Aprioritypatent/DD252416A5/de
Priority to HU509486Aprioritypatent/HU197076B/hu
Priority to CS869056Aprioritypatent/CS264285B2/cs
Priority to JP29649086Aprioritypatent/JPS62204051A/ja
Priority to SU864028746Aprioritypatent/SU1516688A1/ru
Publication of BG44810A1publicationCriticalpatent/BG44810A1/xx
