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, instruments, installations, devices, and parts and fittings therefor, namely, audiometers for measuring, checking, teaching, and conducting research relating to hearing; apparatus, installations and devices, namely sound speakers and microphones for individual and group instruction of deaf persons, deaf mutes and students with disabilities in hearing and speaking; audiometric studios, quiet rooms, anechoic rooms with or without electric or electromagnetic screens; sound amplifying installations consisting primarily of multifrequency sound testers and sound analyzers for use in research into behavior ]
10
Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth; orthopedic articles; suture materials.
[ auditory apparatus for use in medical analysis, testing and treatment of deafness, ear picks for medical purposes; ear plugs for medical purposes; furniture especially made for medical purposes, namely, treatment chairs and measuring and testing cabinets; hearing aids for the deaf ]