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Pat. 11011986 United States, Int. Cl.22 H02M 3/158, H02M 3/07, H02M 7/5387, H02M 7/757, H02M 7/483. High energy pulse on a high-voltage-direct-current offset : Appl. N 16/530411 : Filed 02.08.2019 : Pub. 18.05.2021 : / Donnie Herman ; Assignee Advanced Energy Industries Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11011986/en?oq=US11011986.html (дата обращения: ДД.ММ.ГГГГ).