Нижневолжский научно-исследовательский институт геологии и геофизики
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 Нижневолжский научно-исследовательский институт геологии и геофизикиfiledCriticalНижневолжский научно-исследовательский институт геологии и геофизики
Priority to SU3788917/25ApriorityCriticalpatent/SU1264732A1/en
Application grantedgrantedCritical
Publication of SU1264732A1publicationCriticalpatent/SU1264732A1/en