9 Scientific, nautical, surveying, electric, photographic, cinematographic, optical, weighing, measuring, signalling, monitoring (supervision), emergency (life-saving) and teaching apparatus and instruments; apparatus for recording, transmitting and reproducing sound or images; magnetic data carriers; sound recording disks; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing and computer equipment; fire extinguishers; recorded computer programs