9 Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction or sound or images; magnetic data carriers, recording discs; mechanisms for automatic vending machines and coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus; electric meters; transformers; electrical cables, conductors, connectors end switches; power generation monitoring apparatus; parts and fittings for the aforesaid goods