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Application filed by Предприятие П/Я А-7899filedCriticalПредприятие П/Я А-7899
Priority to SU1911540ApriorityCriticalpatent/SU450925A1/ru
Priority claimed from SU1911540Aexternal-prioritypatent/SU450925A1/ru
Application grantedgrantedCritical
Publication of SU450925A2publicationCriticalpatent/SU450925A2/ru
Publication of SU450925A1publicationCriticalpatent/SU450925A1/ru