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Application filed by В.И. ШеронкинfiledCriticalВ.И. Шеронкин
Priority to SU2841107/06ApriorityCriticalpatent/RU898792C/ru
Priority claimed from SU2841107/06Aexternal-prioritypatent/RU898792C/ru
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Publication of SU898792A1publicationCriticalpatent/SU898792A1/ru
Publication of RU898792CpublicationCriticalpatent/RU898792C/ru