Locarno Classification for Industrial Designs
Chalk holders 103186
粉笔托,粉笔持笔器
Chinese
粉笔托,粉笔持笔器
English
Chalk holders
Spanish
Soportes para tizas
- Number
- 103186
- 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.)