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Application filed by С. М. Раздольский Б. ВайнштейнfiledCriticalС. М. Раздольский Б. Вайнштейн
Priority to SU1726489ApriorityCriticalpatent/SU423637A1/en
Priority claimed from SU1726489Aexternal-prioritypatent/SU423637A1/en
Application grantedgrantedCritical
Publication of SU423637A2publicationCriticalpatent/SU423637A2/en
Publication of SU423637A1publicationCriticalpatent/SU423637A1/en