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 85 Electrical machinery and equipment and parts thereof; sound recorders and reprod 85 40 Thermionic, cold cathode or photo-cathode valves and tubes (for example, vacuum Commodity Code Description 85 40 11 85 40 12 85 40 20 85 40 40 85 40 60 85 40 71 85 40 79 85 40 81 85 40 89 85 40 91 85 40 99