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Application filed by Vladimir A Pogribnoj, Igor V Rozankovskij, Alexandr V TimcenkofiledCriticalVladimir A Pogribnoj
Priority to CS85212ApriorityCriticalpatent/CS260985B1/en
Publication of CS21285A1publicationCriticalpatent/CS21285A1/en
Publication of CS260985B1publicationCriticalpatent/CS260985B1/en