| Class | Class Name |
|---|---|
| 15 | mouthpieces for musical instruments |
| 15 | music rolls [piano] |
| 15 | music stands |
| 15 | music synthesizers |
| 15 | musical boxes |
| 15 | musical instrument cases |
| 15 | musical instrument stands |
| 15 | musical instruments |
| 15 | musical synthesizers |
| 15 | mutes for musical instruments |
| 15 | muting devices for musical instruments |
| 15 | oboes |
| 15 | ocarinas |
| 15 | organs |
| 15 | pedals for musical instruments |
| 15 | pegs for musical instruments |
| 15 | percussion instruments |
| 15 | perforated music rolls |
| 15 | piano keyboards |
| 15 | piano keys |
| 15 | piano strings |
| 15 | pianos |
| 15 | picks for stringed instruments |
| 15 | pipa [Chinese guitars] |
| 15 | player grand and upright pianos |
| 15 | plectrums |
| 15 | plucked instruments |
| 15 | recorders [musical instruments] |
| 15 | reeds |
| 15 | reeds for musical instruments |
| 15 | robotic drums |
| 15 | rosin for stringed musical instruments |
| 15 | saxophones |
| 15 | sheng [Chinese musical wind instruments] |
| 15 | skins for drums |
| 15 | stands for musical instruments |
| 15 | sticks for bows for musical instruments |
| 15 | straps for musical instruments |
| 15 | stringed instruments |
| 15 | stringed musical instruments |
| 15 | strings for electronic musical instruments |
| 15 | strings for musical instruments |
| 15 | suona [Chinese trumpets] |
| 15 | tambourines |
| 15 | tom-toms |
| 15 | triangles [musical instruments] |
| 15 | trombones |
| 15 | trumpets |
| 15 | tuning forks |
| 15 | tuning hammers |
