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Pat. 10374507 United States, Int. Cl.22 H02M 1/12, H02M 1/42, H02M 7/217, H02M 7/23. Method and apparatus for regulated AC-to-DC conversion with high power factor and low harmonic distortions : Appl. N 15/896930 : Filed 14.02.2018 : Pub. 06.08.2019 : / Alexei V. Nikitin ; Assignee Avatekh Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10374507/en?oq=US10374507.html (дата обращения: ДД.ММ.ГГГГ).