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Filing date
Publication date
Application filed by Н. А. Барков, А. А. Зеленев, Н. И. Алешин, Лебед нский завод, строительно отделочных машинfiledCriticalН. А. Барков
Priority to SU1795942ApriorityCriticalpatent/SU427732A1/ru
Priority claimed from SU1795942Aexternal-prioritypatent/SU427732A1/ru
Application grantedgrantedCritical
Publication of SU427732A2publicationCriticalpatent/SU427732A2/ru
Publication of SU427732A1publicationCriticalpatent/SU427732A1/ru