Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, life-saving and teaching apparatus and, instruments, namely, computers and computer hardware; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus, instruments and media for recording, reproducing, carrying, storing, processing, manipulating, transmitting, broad-casting, retrieving and reproducing music, sounds, i...