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. Рублев, ФШЩ ГшйfiledCriticalВ. И. Рублев
Priority to SU1833507ApriorityCriticalpatent/SU425572A1/ru
Priority claimed from SU1833507Aexternal-prioritypatent/SU425572A1/ru
Application grantedgrantedCritical
Publication of SU425572A2publicationCriticalpatent/SU425572A2/ru
Publication of SU425572A1publicationCriticalpatent/SU425572A1/ru