Чувашский государственный университет им.И.Н.Ульянова
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 Чувашский государственный университет им.И.Н.УльяноваfiledCriticalЧувашский государственный университет им.И.Н.Ульянова
Priority to SU1971024ApriorityCriticalpatent/SU489892A1/ru
Application grantedgrantedCritical
Publication of SU489892A1publicationCriticalpatent/SU489892A1/ru