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Pat. 10580619 United States, Int. Cl.22 H01J 37/32, H02M 3/156, H02M 7/48, H05H 1/46. Circuit assembly for providing high-frequency energy, and system for generating an electric discharge : Appl. N 16/303265 : Filed 04.05.2017 : Pub. 03.03.2020 : / Christof-Herbert Diener ; Assignee Individual ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10580619/en?oq=US10580619.html (дата обращения: ДД.ММ.ГГГГ).