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Pat. 10186869 United States, Int. Cl.22 H02J 1/00, G01R 31/42, G06F 1/26, H02J 3/00, H02J 3/18, H02J 3/38, H02M 7/44, H02M 7/493. Method for testing electric system and electric system : Appl. N 14/972547 : Filed 17.12.2015 : Pub. 22.01.2019 : / Mikko Myller, Tomi Riipinen ; Assignee Abb Schweiz Ag ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10186869/en?oq=US10186869.html (дата обращения: ДД.ММ.ГГГГ).