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Application filed by Предприятие П/Я А-7904filedCriticalПредприятие П/Я А-7904
Priority to SU1755470ApriorityCriticalpatent/SU437971A1/ru
Priority claimed from SU1755470Aexternal-prioritypatent/SU437971A1/ru
Application grantedgrantedCritical
Publication of SU437971A2publicationCriticalpatent/SU437971A2/ru
Publication of SU437971A1publicationCriticalpatent/SU437971A1/ru