Библиографическая ссылка на патент
Pat. 10720772 United States, Int. Cl.22 H02J 3/24, H02M 1/12, H02M 5/458, H02M 3/04, H02M 7/5387. Filtering arrangement having a three phase LCL power supply common mode filter : Appl. N 15/777936 : Filed 17.12.2015 : Pub. 21.07.2020 : / Nicklas Sodo ; Assignee Vacon Oy ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10720772/en?oq=US10720772.html (дата обращения: ДД.ММ.ГГГГ).