Ken-chin Yeh

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Yung Kang City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Paintball gun loading device
- Patent number 7,252,080
- Issue date Aug 7, 2007
- Sunworld Industrial Co., Ltd.
- Ken-chin Yeh
- F41 - WEAPONS

Patents Applicationslast 30 patents

Information Patent Application
Paintball gun loading device
- Publication number 20050217654
- Publication date Oct 6, 2005
- Ken-chin Yeh
- F41 - WEAPONS