vulcanizer technologyLogo Design Contest Logo Design Contest Contests / vulcanizer technology vulcanizer technology has selected their winning logo design. For $275 they received 126 designs from 25 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by green Return to Contest Return to Contest Withdrawn New #51 Withdrawn New #50 Withdrawn New #38 Withdrawn New #37 Discussion No comments yet.