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Filing date
Publication date
Application filed by К. Теслюк Б., Н. К. ТеслюкfiledCriticalК. Теслюк Б.
Priority to SU1856596ApriorityCriticalpatent/SU425042A2/ru
Application grantedgrantedCritical
Publication of SU425042A1publicationCriticalpatent/SU425042A1/ru
Publication of SU425042A2publicationCriticalpatent/SU425042A2/ru