Jiawen Mao

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Chengdu, CN

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Patents Applicationslast 30 patents

Information Patent Application
MULTIFUNCTIONAL ELECTRIC BRUSH HEAD
- Publication number 20250072594
- Publication date Mar 6, 2025
- WENJUAN JIANG
- A46 - BRUSHWARE
Information Patent Application
MULTIFUNCTIONAL ELECTRIC BRUSH HEAD
- Publication number 20250072595
- Publication date Mar 6, 2025
- Shangjia (Shenzhen) Technology Co., Ltd.
- Wenjuan JIANG
- A46 - BRUSHWARE