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 Commodity Code Description 84 71 30 Portable automatic data processing machines, weighing =< 10 kg, consisting of .. 84 71 41 Comprising in the same housing at least a central processing unit and an input and .... 84 71 49 Other, presented in the form of systems 84 71 50 Processing units other than those of subheading 8471.41 or 8471.49, whether or.. 84 71 60 Input or output units, whether or not containing storage units in the same housing 84 71 70 Storage units 84 71 80 Other units of automatic data processing machines 84 71 90 Other