… Machines for assembling electric or electronic lamps, tubes or valves or …
Explanatory notes
… include equipment for the heat‑treatment of glass (e.g., blowpipes or pressing and closing devices for closing the … operate mainly by casting, drawing, rolling, spinning, blowing, modelling, moulding, etc. Machines for working … presses for moulding various glass articles (e.g., paving blocks, tiles, insulators, optical glass blanks and hollow …