Chun-Lin Zseng

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Structure of a multifunctional tooth-brush
- Patent number 6,148,462
- Issue date Nov 21, 2000
- Chun-Lin Zseng
- A46 - BRUSHWARE
Information Patent Grant
Toothbrush
- Patent number 6,098,230
- Issue date Aug 8, 2000
- Chun-Lin Zseng
- A46 - BRUSHWARE