Section 16 MACHINERY AND MECHANICAL APPLIANCES; ELECTRICAL EQUIPMENT; PARTS THERE OF; SOUND RECORDERS AND REPRODUCERS, TELEVISION IMAGE AND SOUND RECORD ERS AND REPRODUCERS, AND PARTS AND ACCESSORIES OF SUCH ARTICLES 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof 84 69 Typewriters other than printers of heading 84.43; word- processing machines. 84 69 00 84 69 00 00 Commodity Code Description 84 69 00 00 00 Typewriters other than printers of heading 84.43; word- processing machines.