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Pat. 10658925 United States, Int. Cl.22 H02M 1/44, H02M 3/335, H02M 7/00, H05K 1/00. Circuit board to transform an entry phase in at least one output phase and direct-current-motor with such circuit board : Appl. N 16/206455 : Filed 30.11.2018 : Pub. 19.05.2020 : / Wilfried Lassmann, Jorg Kuhnl ; Assignee Zf Friedrichshafen Ag ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10658925/en?oq=US10658925.html (дата обращения: ДД.ММ.ГГГГ).