9 Scientific, nautical, surveying, electric, photographic, cinematographic, optical, weighing, measuring, signaling, checking, (supervision), life-saving and teaching apparatus and instruments, apparatus for recording, transmission, reproduction of sound or images, magnetic data carriers, recording and optical discs, automatic vending machines and mechanisms for coin operated apparatus, cash registers, calculating machines, data processing equipment and computers, computer programmes, computer and television screens, keyboards (computers), mouses (computers), cd-rom, telephonic apparatus, transmitters and receivers of sound and images, telephone exchanges, telephones, telephonic repeaters, automatic answering machines, fire extinguishing apparatus