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 of sound or images; magnetic data carriers, recording discs; compact discs, DVDs and other digital recording media; coin-operated mechanisms; cash registers, calculating machines, data processing equipment, computers; software; fire extinguishers; electric control and regulating systems and apparatus for drives and motors and engines; voltage supply apparatus; electrical power converters; remote operating apparatus and manual switches, in particular for drives and motors and engines, and control and regulating systems therefor, and for furniture with electrically adjustable parts; sensors, in particular for detecting obstacles or collisions; electronic instruments (term considered too vague by the International Bureau - Rule 13 (2) (b) of the Regulations); electronic circuitry; remote control apparatus; time recording devices; entry access apparatus; production data recording equipment, micro-control apparatus; electric cables for connecting, supplying and joining electrical apparatus and components; software; hardware; data carriers; positioning and motion controllers