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Application filed by Viktor A Goldade, Alexandr S Neverov, Leonid S Pincuk, Alexandr A Lvov, Viktor P Parkalov, Jakov M ZolotoviskijfiledCriticalViktor A Goldade
Priority to CS854851ApriorityCriticalpatent/CS263485B1/en
Publication of CS485185A1publicationCriticalpatent/CS485185A1/en
Publication of CS263485B1publicationCriticalpatent/CS263485B1/en