Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, counting, signaling, checking, registration, supervision, navigation, control, life-saving and teaching apparatus and instruments, namely computers; microprocessors and microcomputers; memory cards for data processing equipment; stored computer operating software; blank machine-readable data carriers; floppy disc drives, CD and DVD drives, blank CDs and DVDs for computers; blank magnetic tapes; blank...