| Class | Class Name |
|---|---|
| 15 | electric musical instruments |
| 15 | electronic drums |
| 15 | electronic musical devices |
| 15 | electronic musical instruments |
| 15 | electronic musical keyboards |
| 15 | electronic organs |
| 15 | electronic pianos |
| 15 | electronic portable keyboard instruments |
| 15 | electronic portable organs |
| 15 | electronic string instruments |
| 15 | electronic tone generators sold as a component part of automatically playing pianos |
| 15 | electronic tone generators sold as a component part of electronic musical instruments |
| 15 | electronic tone generators specifically adapted for use with automatically playing pianos |
| 15 | electronic tone generators specifically adapted for use with musical instruments |
| 15 | electronic wind instruments |
| 15 | flutes |
| 15 | glockenspiels |
| 15 | gongs |
| 15 | grand pianos |
| 15 | guitars |
| 15 | handbells [musical instruments] |
| 15 | harmonicas |
| 15 | harmoniums |
| 15 | harp strings |
| 15 | harps |
| 15 | hats with bells and musical boxes |
| 15 | hats with bells [musical instruments] |
| 15 | horns |
| 15 | horns [musical instruments] |
| 15 | horsehair for bows for musical instruments |
| 15 | huqin [Chinese violins] |
| 15 | intensity regulators for mechanical pianos |
| 15 | intensity regulators for musical boxes |
| 15 | intensity regulators for organs [musical instruments] |
| 15 | Jews' harps |
| 15 | Jews' harps [musical instruments] |
| 15 | kettledrum frames |
| 15 | kettledrums |
| 15 | keyboards for musical instruments |
| 15 | keyboard-type harmonicas |
| 15 | keys for musical instruments |
| 15 | lyres |
| 15 | mallets |
| 15 | mallets for musical instruments |
| 15 | mallets for use with percussion instruments |
| 15 | mandolins |
| 15 | maracas |
| 15 | marimbas |
| 15 | melodicas |
| 15 | melodyhorns |
