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Application filed by Ki Polt I, Ki Z Strojdormash Im 50 LetiyafiledCriticalKi Polt I
Priority to SU874374441ApriorityCriticalpatent/SU1568199A1/ru
Application grantedgrantedCritical
Publication of SU1568199A1publicationCriticalpatent/SU1568199A1/ru