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Application filed by Anatolij A Strugatskij, Aleksandr N Strugatskij, Vladimir A Smirnov, Asanov KayumfiledCriticalAnatolij A Strugatskij
Priority to SU904786012ApriorityCriticalpatent/RU1769383C/en
Application grantedgrantedCritical
Publication of RU1769383CpublicationCriticalpatent/RU1769383C/en