Firmy: Seymour Duncan®, Fender®, Gibson®, DiMarzio®,EMG®, Soldano®, Line6®, Marshall®, Peavey®, MesaBoogie®, Gotoh®, Yamaha®, Adobe®,Bartollini®, Benedetto®, Kent Armstrong®, B-Band®, Fishman®, L.R.Baggs®, Grover® sú registrované značky a nemajú nič spločné s Milan Číž Guitars co. (C.M.'s Guitars).
Companies: Seymour Duncan®, Fender®, Gibson®, DiMarzio®,EMG®, Soldano®, Line6®, Marshall®, Peavey®, MesaBoogie®, Gotoh®, Yamaha®, Adobe®,Bartollini®, Benedetto®, Kent Armstrong®, B-Band®, Fishman®, L.R.Baggs® Grover® are registered trademarks and have nothing to do with Milan Ciz Guitars (C.M.'s Guitars).