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Pat. 11201461 United States, Int. Cl.22 H02J 3/36, H02H 7/22, H02J 3/18, H02M 7/483, H02M 7/5387. Power control system and control device for restoring AC system from power failure : Appl. N 16/618520 : Filed 08.06.2017 : Pub. 14.12.2021 : / Keisuke Ishida, Takayuki Fujisawa ; Assignee Mitsubishi Electric Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11201461/en?oq=US11201461.html (дата обращения: ДД.ММ.ГГГГ).