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 Geofyzikalny Ustav SavfiledCriticalGeofyzikalny Ustav Sav
Priority to CS405589ApriorityCriticalpatent/CS275204B2/en
Publication of CS8904055A1publicationCriticalpatent/CS8904055A1/en
Publication of CS275204B2publicationCriticalpatent/CS275204B2/en