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Application filed by О.Ю. Магидсон, Г.П. МеньшиковfiledCriticalО.Ю. Магидсон
Priority to SU12095ApriorityCriticalpatent/SU10432A1/en
Application grantedgrantedCritical
Publication of SU10432A1publicationCriticalpatent/SU10432A1/en