23.19 - Manufacture and processing of other glass, including technical glassware
23.19.11 - Glass in the mass, in balls (except microspheres), rods or tubes, unworked
23.19.12 - Paving blocks, bricks, tiles and other articles of pressed or moulded glass; leaded lights and the like; multicellular or foam glass in blocks, plates or similar forms
23.19.21 - Glass envelopes, open, and glass parts thereof, for electric lamps, cathode-ray tubes or the like
23.19.22 - Glasses for clocks, watches or spectacles, not optically worked; hollow spheres and their segments, for the manufacture of such glasses
23.19.23 - Laboratory, hygienic or pharmaceutical glassware; ampoules of glass
23.19.24 - Glass parts for lamps and lighting fittings, illuminated signs, name-plates and the like
23.19.25 - Electrical insulators of glass
23.19.26 - Articles of glass n.e.c.
Manufacture and processing of other glass, including technical glassware
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