HUIYANG XU

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Hangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
All dimensions free connection magnetic building block
- Patent number 11,458,410
- Issue date Oct 4, 2022
- Huiyang Xu
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ALL DIMENSIONS FREE CONNECTION MAGNETIC BUILDING BLOCK
- Publication number 20210322891
- Publication date Oct 21, 2021
- HANGZHOU STRONG MAGNET & ASSEMBLY CO., LTD.
- HUIYANG XU
- A63 - SPORTS GAMES AMUSEMENTS