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 тракторам класса тонныfiledCriticalтракторам класса тонны
Priority to SU1608800ApriorityCriticalpatent/SU428964A1/ru
Application grantedgrantedCritical
Publication of SU428964A1publicationCriticalpatent/SU428964A1/ru