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Pat. 10008951 United States, Int. Cl.22 H02M 5/04, H02J 3/00, H02J 3/26, H02J 3/38, H02M 5/14. System and method for coupling a monophase power source to a multiphase power network : Appl. N 14/765347 : Filed 03.02.2014 : Pub. 26.06.2018 : / Pasi Kaukojarvi, Sebastian Johansen ; Assignee Fortum Oyj ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10008951/en?oq=US10008951.html (дата обращения: ДД.ММ.ГГГГ).