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Pat. 10720854 United States, Int. Cl.22 H02M 7/08, H01F 30/02, H01F 30/14, H02M 1/12, H02M 1/42, H02M 7/04. 72-pulse AC-DC converter for power quality improvement : Appl. N 15/224697 : Filed 01.08.2016 : Pub. 21.07.2020 : / Rohollah Abdollahi ; Assignee Rohollah Abdollahi ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10720854/en?oq=US10720854.html (дата обращения: ДД.ММ.ГГГГ).