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 Красноярский инженерно-строительный институтfiledCriticalКрасноярский инженерно-строительный институт
Priority to SU4437913/03ApriorityCriticalpatent/RU1603874C/ru
Application grantedgrantedCritical
Publication of RU1603874CpublicationCriticalpatent/RU1603874C/ru