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; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
[ apparatus for breathing protection; namely, compressed air respirators and oxygen breathing respirators; filter escape devices; namely, filter-mouthpiece breathing protectors with and without a protective hood or helmet; filters; hoods; protective helmets; ] half-masks, full-masks; all for protection against hazardous atmosphere and injurious environment