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Pat. 10128038 United States, Int. Cl.22 H01F 27/29, H01F 27/24, H01F 27/28, H01F 30/10, H02M 3/28, H02M 3/335. Isolation transformer : Appl. N 15/552995 : Filed 17.11.2015 : Pub. 13.11.2018 : / Kodai Katagiri, Takuto Yano, Atsutoshi Takada, Yujiro Kido, Yuji Sugaya ; Assignee Mitsubishi Electric Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10128038/en?oq=US10128038.html (дата обращения: ДД.ММ.ГГГГ).