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Application filed by В.А. Хомяченков, ченков В.А. ХомfiledCriticalВ.А. Хомяченков
Priority to SU181353ApriorityCriticalpatent/SU49576A1/ru
Application grantedgrantedCritical
Publication of SU49576A1publicationCriticalpatent/SU49576A1/ru