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Application filed by Venjamin V Antonov, Jedvin I Gamalej, Fedor E Dolzenkov, Semen A Donskoj, Valentin A Kulicenko, Pavel B Majcher, Oleg I TiscenkofiledCriticalVenjamin V Antonov
Priority to CS81765ApriorityCriticalpatent/CS233322B1/en
Publication of CS76581A1publicationCriticalpatent/CS76581A1/en
Publication of CS233322B1publicationCriticalpatent/CS233322B1/en