Sheleg, S.Slyusar, V. I.Sliusar, I. I.Слюсар, Вадим ІвановичСлюсарь, Ігор Іванович2021-12-112021-12-112021-12-07US D937, 777 Shttps://dspace.pdau.edu.ua/handle/123456789/11319Double-Negative Metamaterial Unit Cell : US Design Patent Application. Number: US D937,777 S : CPC H05K 1/02; H01Q 19/00; H01Q 1/36; H01Q 1/38; H01Q 15/0086; H01Q 9/42; H01S 3/09; A44C 11/00. Sergey Sheleg, Vadym Slyusar, Ihor Sliusar. Receipt Date: June 01, 2020. Date of Patent: Dec. 7, 2021. 9 p.MetamaterialDouble-Negative MetamaterialDesignPatent