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Pat. 10224829 United States, Int. Cl.22 H02H 7/06, H02J 3/38, H02M 5/44, H02P 9/00. Drive train comprising a doubly fed electric machine and a band stop filter connected between an inverter and the rotor of the machine : Appl. N 14/009798 : Filed 05.04.2012 : Pub. 05.03.2019 : / Alfred Permuy ; Assignee Ge Energy Power Conversion Technology Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10224829/en?oq=US10224829.html (дата обращения: ДД.ММ.ГГГГ).