Section 16 Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers,and parts and accessories of such articles 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof 84 71 Automatic data processing machines...; magnetic readers..., nes 84 71 30 Portable automatic data processing machines, weighing =< 10 kg, consisting of .. 84 71 30 00 Portable automatic data processing machines, weighing =< 10 kg, consisting of .. Commodity Code Description 84 71 30 00 000 Portable automatic data processing machines, weighing =< 10 kg, consisting of ..