Locarno Classification for Industrial Designs
Refractors 102891
折射透镜，折射望远镜
Chinese
折射透镜，折射望远镜
English
Refractors
Spanish
Refractores
- Number
- 102891
- Category
- 16-06 Optical articles
- Version
- Locarno Classification, 15th edition (LOC 15, in force from 1 Jan 2025); English from the WIPO official text, Chinese from CNIPA's International Classification for Industrial Designs (15th ed.)