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Application filed by В.В. Емельянов, нов В.В. ЕмельfiledCriticalВ.В. Емельянов
Priority to SU45403ApriorityCriticalpatent/SU13881A1/en
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Гни. Гидрогр. Упр.-Управл. В.-М. Сил РККА. Ленинград, зд.чнне Гл. Адинралтвйства.Rot Hydro Control.-Control. V.-M. Forces of the Red Army. Leningrad, building. Ch. Adinraltvistvo.
SU45403A1929-04-181929-04-18
The method of preparation of straw plates
SU13881A1
(en)