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Pat. 10820382 United States, Int. Cl.22 H05B 6/64, H02M 7/5387, H05B 6/68. Method and apparatus for delivering radio frequency electromagnetic energy to cook foodstuff : Appl. N 16/072690 : Filed 28.01.2016 : Pub. 27.10.2020 : / Davide Guatta ; Assignee Panasonic Corp, Whirlpool Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10820382/en?oq=US10820382.html (дата обращения: ДД.ММ.ГГГГ).