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Application filed by Д.П. МакаровfiledCriticalД.П. Макаров
Priority to SU22441ApriorityCriticalpatent/SU16064A1/en
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Publication of SU16064A1publicationCriticalpatent/SU16064A1/en
Твп. Гидрогр. Упр. Управл. В.-М. Сил РККА. Ленинград, здание Гл. Адмиралтейства.TVP Hydro Exercise Manage V.-M. Forces of the Red Army. Leningrad, building Gl. Admiralty.
SU22441A1928-01-061928-01-06
The method of preparation of artificial pumice
SU16064A1
(en)