Handheld electronic units for adjusting sound levels in hearing aids 009-2707
调节助听器声音大小的手持电子装置
Chinese
调节助听器声音大小的手持电子装置
English
Handheld electronic units for adjusting sound levels in hearing aids
Spanish
Unidades electrónicas portátiles para ajustar los niveles de sonido en audífonos
- Term ID
- 009-2707
- Class
- 09
- Type
- Goods
- Status
- Active · added, not since modified (A)
- Effective date
- 2007-09-27
- Version
- 09-2007