| 984 / | HD | MUSICAL INSTRUMENTS |
| 100 | DD | MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR {aspects of automatic actuation subclasses 200+; Combinations of microphones, pick-ups or amplifiers with musical instruments subclasses 300+; Sound-producing devices not regarded as musical instruments or parts thereof G10K} {G10D} {8} |
| 150 | DD | .~ Percussive musical instruments {G10D 13/00} {4} |
| 155 | | .~.~ Multitoned musical instruments, with sonorous bars, blocks, forks, gongs, plates, rods, or teeth {G10D 13/08} {1} |
| 156 | DD | .~.~.~> Keyboard operated {keyboards for pianos or the like subclasses 50+} {G10D 13/08B} |