Xiaomin Qian

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Automatic ball launcher for pets
- Patent number 10,898,781
- Issue date Jan 26, 2021
- Xiaomin Qian
- Xiaomin Qian
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Automatic ball launcher for pets
- Publication number 20210213345
- Publication date Jul 15, 2021
- Xiaomin Qian
- A63 - SPORTS GAMES AMUSEMENTS