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Application filed by Valerijj I Gajjdanskijj, Cvetan P Dachev, Vladimir S Dokunin, Ivan B Ivanov, Jurijj N Matvijjchuk, Viktor N Oraevskijj, Vladimir V Temnyjj, Nov Stefan K ChapkfiledCriticalValerijj I Gajjdanskijj
Priority to BG8031387ApriorityCriticalpatent/BG44998A1/xx
Publication of BG44998A1publicationCriticalpatent/BG44998A1/xx