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Publication of SU404253A1publicationCriticalpatent/SU404253A1/ru
Publication of SU406360A1publicationCriticalpatent/SU406360A1/ru
Publication of SU406359A1publicationCriticalpatent/SU406359A1/ru
Publication of SU402219A1publicationCriticalpatent/SU402219A1/ru
Application filed by А.С. ВиницкийfiledCriticalА.С. Виницкий
Priority to SU2255ApriorityCriticalpatent/SU58868A1/ru
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Publication of SU58868A1publicationCriticalpatent/SU58868A1/ru