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Pat. 11509139 United States, Int. Cl.22 H02J 3/26, H01F 38/14, H01F 38/18, H02J 3/14, H02J 3/44, H02K 11/00, H02K 19/26, H02K 19/36, H02K 47/20, H02M 5/458. Load re-balancing on a multi-phase power system : Appl. N 16/865961 : Filed 04.05.2020 : Pub. 22.11.2022 : / Patrick S. Flannery, Robert Mcfetridge ; Assignee American Superconductor Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11509139/en?oq=US11509139.html (дата обращения: ДД.ММ.ГГГГ).