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 70 Calculating machines and pocket-size data recording, reproducing and displaying 84 70 10 84 70 10 00 Commodity Code Description 84 70 10 00 00 - Electronic calculators capable of operation without an external source of electric pow 84 70 21 00 00 -- Incorporating a printing device 84 70 29 00 00 -- Other 84 70 30 00 00 - Other calculating machines 84 70 50 00 00 - Cash registers 84 70 90 00 00 - Other