… ), nor ornaments ( heading 83.06 ). The heading also covers vacuum cup holders (suction grips) consisting of a base, a handle and a vacuum lever, and rubber discs, intended to be attached …
… anti-friction alloys and in the preparation of getters for vacuum tubes ( heading 38.24 ). This heading does not … (lead, zinc, tin, bismuth) by filtration, distillation in a vacuum, and treatment with dilute nitric acid. Mercury is a …
… and reflector and a filament sealed within a gas‑filled or vacuum‑type lamp. (B) OTHER FILAMENT LAMPS, EXCLUDING … from the action of the gas on the electrodes; others may be vacuum jacketed or water cooled. In some cases the internal …
