Parts of machinery, plant, laboratory equipment, for the treatment of materials by a process involving a change of temperature, and of non-electric instantaneous and storage water heaters, n.e.c.
Deli strojev, naprav in laboratorijske opreme, električno ogrevani ali ne, za obdelavo materiala s spremembo temperature in neelektričnih pretočnih ali akumulacijskih grelnikov vode d.n.