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Pat. 10734900 United States, Int. Cl.22 H02M 3/158, F24D 3/18, F24F 1/0007, F25B 31/02, G01R 19/00, H02M 1/00, H02M 1/08, H02M 1/42, H02M 3/155, H02P 27/08. Converter device, motor drive device, refrigerator, air conditioner, and heat-pump water heater : Appl. N 16/339049 : Filed 28.12.2016 : Pub. 04.08.2020 : / Akito Tanaka, Satoru Ichiki, Tomohiro Kutsuki, Daisuke Suzuki, Akira Sakai ; Assignee Mitsubishi Electric Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10734900/en?oq=US10734900.html (дата обращения: ДД.ММ.ГГГГ).