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; partsthereof 84 42 MACHINES FOR TYPE-SETTING, MAKING PRINTING BLOCKS..; PRINTING COMPONENTS Commodity Code Description 84 42 30 Machinery, apparatus and equipment 84 42 40 Parts of the foregoing machinery, apparatus or equipment 84 42 50 Plates, cylinders and other printing components; plates, cylinders and lithograp