Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by С.М. АнохинfiledCriticalС.М. Анохин
Priority to SU393529ApriorityCriticalpatent/SU78500A1/en
Application grantedgrantedCritical
Publication of SU78500A1publicationCriticalpatent/SU78500A1/en