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Pat. 10326270 United States, Int. Cl.22 H02J 1/00, H02J 1/08, H02J 1/10, H02J 3/38, H02J 7/00, H02J 13/00, H02M 3/04. DC power transmission device, DC power reception device, and DC power transmission system : Appl. N 15/326205 : Filed 10.07.2015 : Pub. 18.06.2019 : / Tadashi Morita ; Assignee Sony Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10326270/en?oq=US10326270.html (дата обращения: ДД.ММ.ГГГГ).