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. Шепаров, В. П. Аксенов, В. Е. Шмелев Тульский политехнический институтfiledCriticalВ. И. Шепаров
Priority to SU1834212ApriorityCriticalpatent/SU418272A1/ru
Priority claimed from SU1834212Aexternal-prioritypatent/SU418272A1/ru
Application grantedgrantedCritical
Publication of SU418272A2publicationCriticalpatent/SU418272A2/ru
Publication of SU418272A1publicationCriticalpatent/SU418272A1/ru