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 86 ELECTRONIC INTERGRATED CIRCUITS OR FLAT PANEL DISPLAYS; MACHINES AND 84 86 90 PARTS AND ACC. OF MACH. & APP. USED...MANU. OF SEMICONDUCTOR BOULES/WAFERS Commodity Code Description 84 86 90 00 PARTS AND ACC. OF MACH. & APP. USED...MANU. OF SEMICONDUCTOR BOULES/WAFERS