… Apparatus based on the use of X-rays or of alpha, beta, gamma or other ionising radiations, whether or not for … high tension generators, control panels and desks, screens, examination or treatment tables, chairs and the like. …
Explanatory notes
… ‑ Apparatus based on the use of X‑rays or of alpha, beta gamma or other ionising radiations, whether or not for … high tension generators, control panels and desks, screens, examination or treatment tables, chairs and the like (+) . … is generally obtained by measuring the change in the amount of radiation applied to the factor under examination. …