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Pat. 10498227 United States, Int. Cl.22 H02M 1/44, F25B 49/02, H02M 7/48, H02P 9/44, H02P 21/22, H03H 7/09, H03K 17/16. Power conversion apparatus and air conditioner including the same : Appl. N 15/876338 : Filed 22.01.2018 : Pub. 03.12.2019 : / Hansung Nam, Wonwoo Lee ; Assignee Lg Electronics Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10498227/en?oq=US10498227.html (дата обращения: ДД.ММ.ГГГГ).