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Pat. 10211752 United States, Int. Cl.22 H02M 7/12, F25D 29/00, H02J 7/00, H02M 1/12, H02M 1/42, H02M 7/219, H02J 7/34. Direct-current power supply device and refrigeration cycle-applied apparatus : Appl. N 15/780297 : Filed 25.02.2016 : Pub. 19.02.2019 : / Kazunori Hatakeyama ; Assignee Mitsubishi Electric Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10211752/en?oq=US10211752.html (дата обращения: ДД.ММ.ГГГГ).