声耦合器 19719
Chinese
声耦合器
English
Acoustic couplers
- Site ref.
- 19719
- Class
- 09
- Included in
- Harmonised Database (HDB)
Corresponding item in the CNIPA Table of Similar Goods and Services: 声耦合器（090593） similar group 0908
Matched automatically by Nice class and official English term; rely on each office's official text before filing.