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Pat. 10389132 United States, Int. Cl.22 H02J 7/34, F21S 8/08, F21S 9/03, H02J 1/10, H02J 3/38, H02M 3/158, H02M 7/5387, H02P 7/28, F21Y 115/10, H02M 1/00, H02M 1/10, H02M 1/12, H02M 7/487, H02M 7/5395. AC-DC photovoltaic device : Appl. N 15/474061 : Filed 30.03.2017 : Pub. 20.08.2019 : / Renxian Cao, Yilei Gu, Yu Gu, Jun Xu ; Assignee Sungrow Power Supply Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10389132/en?oq=US10389132.html (дата обращения: ДД.ММ.ГГГГ).