Guangrong Song

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Shenzhen, CN

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Patents Applicationslast 30 patents

Information Patent Application
TOOTHBRUSH WITH U-SHAPED BRISTLES FOR MANUALLY SQUEEZING TOOTHPASTE
- Publication number 20200093251
- Publication date Mar 26, 2020
- Shenzhen Sure-Power Electrical Co., Ltd.
- Guangrong Song
- A46 - BRUSHWARE
Information Patent Application
BRACKET-TYPE TOOTH CLEANER
- Publication number 20190060041
- Publication date Feb 28, 2019
- ShenZhen Sure-Power Electrical Co. Ltd
- Guangrong Song
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE