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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Publication date
Application filed by И.Д. МухартовfiledCriticalИ.Д. Мухартов
Priority to SU14629ApriorityCriticalpatent/SU7125A1/ru
Application grantedgrantedCritical
Publication of SU7125A1publicationCriticalpatent/SU7125A1/ru