Scientific, nautical, surveying, electric, photographic, cinematographic, optical, weighing, measuring, signalling, checking, life-saving and teaching apparatus and instruments; apparatus for recording, transmission or reproduction of sound or images; computers; computer hardware, software and instruction manuals sold as a unit, including, computer hardware, software and instruction manuals sold as a unit for use in training employees and strengthening business-critical skills by simulating the work environment; electronic storage media; CD-ROMs; calculating machines; data processing equipment; automatic vending machines and mechanisms for coin-operated apparatus