ODER-NICHT (NOR) NOR NON-OU (NOR) Ne-NEBO (NOR) ИЛИ-НЕ NO-O (NOR) بوابة NOR NOR NOR NOR NÃO-OU (NOR) OF NIET Author: The QElectroTech team License: see http://qelectrotech.org/wiki/doc/elements_license