9 Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus for recording, transmitting and reproducing sound or images; magnetic data carriers, recording disks; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines and data processing equipment; fire extinguishers; instruments for measuring, examining, testing and inspecting engines and their functions; radios, car radios, cassette tape recorders, also for vehicles; amplifiers; mini cassettes; anti-interference devices for car radios; antennae; motorcycle helmets; fuses, switches; dashboards; revolution counters, vacuum gauges, tachometers, speed indicators; thermometers; ammeters; oil pressure indicators; oil temperature indicators; voltmeters; batteries; compasses, also for boats and ships; manometers; air pressure measurement apparatus; battery chargers and accumulator chargers; strobe lights for adjusting motors; temperature indicators; yield meters; testing apparatus not included in other classes; holders for cassettes; accumulators; spectacles; welding apparatus (not included in other classes); measuring tapes; jigs; thermostats