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 Г.А. Меерсон, В.Д. Романов, В.И. ТретцковfiledCriticalГ.А. Меерсон
Priority to SU152282ApriorityCriticalpatent/SU39973A1/ru
Application grantedgrantedCritical
Publication of SU39973A1publicationCriticalpatent/SU39973A1/ru