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Pat. 11387741 United States, Int. Cl.22 H02M 3/335, B60L 58/30, H01F 6/00, H01F 6/04, H01F 6/06, H01F 30/04, H01F 36/00, H02J 7/00, H02M 7/5387, H01M 8/18, H01M 16/00, H02J 7/14, H02J 7/35. Superconducting magnet engine : Appl. N 15/939071 : Filed 28.03.2018 : Pub. 12.07.2022 : / Chauncey Bigelow Sayre ; Assignee Individual ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11387741/en?oq=US11387741.html (дата обращения: ДД.ММ.ГГГГ).