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Application filed by Alexandr J Vinarov, Viktor V Kafarov, Jaroslav J Skop, Radij V Katrus, Igor D Tichonov, Viktor V Fedorov, Lev S Gordejev, Vitalij M NikitinfiledCriticalAlexandr J Vinarov
Priority to CS813367ApriorityCriticalpatent/CS239310B1/cs
Publication of CS336781A1publicationCriticalpatent/CS336781A1/cs
Publication of CS239310B1publicationCriticalpatent/CS239310B1/cs