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 filedfiledCritical
Priority to SU1706491ApriorityCriticalpatent/SU410247A1/ru
Priority claimed from SU1706491Aexternal-prioritypatent/SU410247A1/ru
Application grantedgrantedCritical
Publication of SU410247A2publicationCriticalpatent/SU410247A2/ru
Publication of SU410247A1publicationCriticalpatent/SU410247A1/ru