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Application filed by А.П. ПыпкинfiledCriticalА.П. Пыпкин
Priority to SU147681ApriorityCriticalpatent/SU41403A1/en
Application grantedgrantedCritical
Publication of SU41403A1publicationCriticalpatent/SU41403A1/en
SU147681A1934-05-161934-05-16
Adaptation to a rolling device of a scuttle and similar machines for producing canvases of circular cross section
SU41403A1
(en)