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Pat. 11206729 United States, Int. Cl.22 H05K 1/18, H02M 3/28, H02M 3/335, H05K 1/02, H05K 7/20. Power circuit device : Appl. N 16/094561 : Filed 25.04.2017 : Pub. 21.12.2021 : / Shota Sato, Koji Nakajima, Takashi Kumagai, Yuji Shirakata ; Assignee Mitsubishi Electric Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11206729/en?oq=US11206729.html (дата обращения: ДД.ММ.ГГГГ).