9 Scientific, geodetic, photographic, cinematographic, audiovisual and optical apparatus and instalments, as well as research, navigation, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for distributing, switching, transmitting, accumulating, regulating or controlling the distribution and use of electricity; apparatus and instruments for recording, transmitting, reproducing and processing sound, images or data; recorded and downloadable media, computer software, blank digital or analogue recording or storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers and swimmers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus