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Pat. 10756567 United States, Int. Cl.22 H02J 9/06, G06F 1/26, G06F 1/28, G06F 1/30, H02J 3/38, H02J 7/08, H02M 3/335, H02M 5/458, H02M 7/48, H02M 3/44. Uninterruptible power supply device : Appl. N 15/772163 : Filed 27.11.2015 : Pub. 25.08.2020 : / Hiroshi Masunaga, Akihiro Yamanishi ; Assignee Toshiba Mitsubishi Electric Industrial Systems Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10756567/en?oq=US10756567.html (дата обращения: ДД.ММ.ГГГГ).