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 Ural Nii Trubnoi PromyfiledCriticalUral Nii Trubnoi Promy
Priority to HU72UA196ApriorityCriticalpatent/HU173130B/hu
Publication of HU173130BpublicationCriticalpatent/HU173130B/hu