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Application filed by А.Н. Кузнецов, В.В. Скорчеллети, А.И. ШултинfiledCriticalА.Н. Кузнецов
Priority to SU74276ApriorityCriticalpatent/SU22688A1/en
Application grantedgrantedCritical
Publication of SU22688A1publicationCriticalpatent/SU22688A1/en