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.А. ТравниковfiledCriticalВ.А. Травников
Priority to SU6615ApriorityCriticalpatent/SU5376A1/en
Application grantedgrantedCritical
Publication of SU5376A1publicationCriticalpatent/SU5376A1/en