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Application filed by Г.В. ПехтеревfiledCriticalГ.В. Пехтерев
Priority to SU2975362/06ApriorityCriticalpatent/RU934728C/ru
Priority claimed from SU2975362/06Aexternal-prioritypatent/RU934728C/ru
Application grantedgrantedCritical
Publication of SU934728A1publicationCriticalpatent/SU934728A1/ru
Publication of RU934728CpublicationCriticalpatent/RU934728C/ru