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Application filed by Semke Adolf V, Vsevolod Andreevich MarkelovfiledCriticalSemke Adolf V
Priority to YU319073ApriorityCriticalpatent/YU35289B/en
Publication of YU319073ApublicationCriticalpatent/YU319073A/en
Publication of YU35289BpublicationCriticalpatent/YU35289B/en