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Pat. 10615637 United States, Int. Cl.22 H02M 3/156, G06F 1/30, H02J 9/06, H02M 1/10, H02M 5/458, H02M 7/5387. Uninterruptable power supply apparatus with shared electronic components : Appl. N 16/141134 : Filed 25.09.2018 : Pub. 07.04.2020 : / Chung-Chieh Cheng, Yung-Sheng Yan ; Assignee Delta Electronics Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10615637/en?oq=US10615637.html (дата обращения: ДД.ММ.ГГГГ).