9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
audiotapes and phonographic records, videotapes and film, cd-roms and computer programs, and kits composed of all or part of such materials, for the testing and record keeping of student progress, and for the teaching of reading, thinking, phonics, spelling, grammar, writing, mathematics, social studies, test taking, study skills and computer literacy to elementary, middle and high school students