Библиографическая ссылка на патент
Pat. 11271415 United States, Int. Cl.22 H02J 7/00, H01M 50/20, H01M 50/204, H02M 7/00, H05K 5/00, H05K 5/02, H01M 50/574. Portable power source : Appl. N 16/411291 : Filed 14.05.2019 : Pub. 08.03.2022 : / Gareth Mueckl, Dean W. Nowalis, Jay J. Rosenbecker, Benjamin Tesch, Michael A. Matthews, Amanda M. Kachar, Dalton F. Hansen ; Assignee Milwaukee Electric Tool Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11271415/en?oq=US11271415.html (дата обращения: ДД.ММ.ГГГГ).