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Pat. 11394294 United States, Int. Cl.22 H02M 1/42, H02H 7/04, H02M 5/10, H02M 5/12, H02M 1/00. Systems and methods for alternating current (AC) input selection for power transformer : Appl. N 17/096578 : Filed 12.11.2020 : Pub. 19.07.2022 : / Ami Hazani ; Assignee Corning Research and Development Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11394294/en?oq=US11394294.html (дата обращения: ДД.ММ.ГГГГ).