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 А.Л. ГольдиновfiledCriticalА.Л. Гольдинов
Priority to SU2671996/04ApriorityCriticalpatent/SU725379A1/ru
Application grantedgrantedCritical
Publication of SU725379A1publicationCriticalpatent/SU725379A1/ru