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Pat. 9876347 United States, Int. Cl.22 H02M 7/5387, H02H 7/12, H02J 3/26, H02M 1/092, H02M 1/12, H02M 1/32, H02M 5/458, H02M 7/49, H02M 7/5395. Apparatus and methods for restoring power cell functionality in multi-cell power supplies : Appl. N 14/010621 : Filed 27.08.2013 : Pub. 23.01.2018 : / John Channing Bousfield, Iii ; Assignee Siemens Ag ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9876347/en?oq=US9876347.html (дата обращения: ДД.ММ.ГГГГ).