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Pat. 10645849 United States, Int. Cl.22 H05K 7/20, B61C 3/00, H02M 7/00, H05K 5/00, H05K 5/02. Electrical switching device and associated electrical traction box : Appl. N 16/029009 : Filed 06.07.2018 : Pub. 05.05.2020 : / Gilles Valle, Sebastien Nicolau ; Assignee Alstom Transport Technologies Sas ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10645849/en?oq=US10645849.html (дата обращения: ДД.ММ.ГГГГ).