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Application filed by С.М. КацfiledCriticalС.М. Кац
Priority to SU390666ApriorityCriticalpatent/RU86278C/ru
Priority claimed from SU390666Aexternal-prioritypatent/RU86278C/ru
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Publication of SU86278A1publicationCriticalpatent/SU86278A1/ru
Publication of RU86278CpublicationCriticalpatent/RU86278C/ru