Всесоюзный Проектно-Технологический Институт Тяжелого Машиностроения
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 Всесоюзный Проектно-Технологический Институт Тяжелого МашиностроенияfiledCriticalВсесоюзный Проектно-Технологический Институт Тяжелого Машиностроения
Priority to SU762404059ApriorityCriticalpatent/SU611731A1/en
Application grantedgrantedCritical
Publication of SU611731A1publicationCriticalpatent/SU611731A1/en