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 И.Л. ГавриленкоfiledCriticalИ.Л. Гавриленко
Priority to SU141132ApriorityCriticalpatent/SU41313A1/ru
Application grantedgrantedCritical
Publication of SU41313A1publicationCriticalpatent/SU41313A1/ru