数值孔径计 19784
Chinese
数值孔径计
English
Apertometers [optics]
- Site ref.
- 19784
- Class
- 09
- Included in
- Harmonised Database (HDB), Nice Alphabetical List, WIPO Madrid Goods and Services (MGS)
Corresponding item in the CNIPA Table of Similar Goods and Services: 数值孔径计（090050） similar group 0911
Matched automatically by Nice class and official English term; rely on each office's official text before filing.