National Technologies, Inc.Logo Design Contest Logo Design Contest Contests / National Technologies, Inc. National Technologies, Inc. has selected their winning logo design. For $250 they received 135 designs from 34 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by Lumon Return to Contest Return to Contest Withdrawn Prefers others. #69 Withdrawn Prefers others. #28 Withdrawn Prefers others. #27 Discussion No comments yet.