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Pat. 10775063 United States, Int. Cl.22 F24F 11/46, F24F 11/63, F24F 11/65, F24F 11/70, H02M 3/335, H02M 7/48, F24F 140/60, H02M 1/00. Power supply apparatus having power saving function and air conditioner including the same : Appl. N 15/854192 : Filed 26.12.2017 : Pub. 15.09.2020 : / Wonwoo Lee ; Assignee Lg Electronics Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10775063/en?oq=US10775063.html (дата обращения: ДД.ММ.ГГГГ).