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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.
optical glasses; optical lenses made of glass
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19
Building materials (non-metallic); non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; monuments, not of metal.
building glass; window glass for building; window sheets being glass panels for building construction purposes; sapphire glass for building; sheets made of glass for building or construction materials; sheets made of sapphire glass for building or construction materials; non-metallic building materials being building glass; glass panels and screens used in non-metallic windows for laser installations and industrial equipment use
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21
Household or kitchen utensils and containers; combs and sponges; brushes (except paint brushes); brush-making materials; articles for cleaning purposes; steelwool; unworked or semi-worked glass (except glass used in building); glassware, porcelain and earthenware not included in other classes.
unworked or semi-worked glass, not for building; unworked or semi-worked glass, except building glass; unworked or semi-worked sapphire glass, not for building; worked glass, not for building; glass for use in optical lenses; worked sapphire glass, not for building; optical sapphire glass; sapphire glass for use in optical filters and optical lenses