9 Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, 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; mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment, computers; computer hardware; computer peripherals; computer software; computer software for mobile devices; fire-extinguishing apparatus; downloadable connected software platform; software platform that facilitates the provision of information, peer-to-peer interaction and transactions, and the booking of temporary accommodations in the fields of travel, lodging, dining, and entertainment; application programming interface (API) software