IPC Subgroup
G10D 9/04 Valves; Valve controls
Introduced: September 1968
Last revised: January 2020
Full Title
Details of, or accessories for, wind musical instruments > Valves; Valve controls
Classification Context
- Section:
- PHYSICS
- Class:
- MUSICAL INSTRUMENTS; ACOUSTICS
- Subclass:
- STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
2 direct subcodes
Child Classifications
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- G10D 9/047 for wood wind instruments
- G10D 9/053 with continuous change of tonal pitch