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 В.И. МызинfiledCriticalВ.И. Мызин
Priority to SU126428ApriorityCriticalpatent/SU34380A1/en
Application grantedgrantedCritical
Publication of SU34380A1publicationCriticalpatent/SU34380A1/en