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Ken-chin Yeh
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Yung Kang City, TW
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Patents Grants
last 30 patents
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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 Applications
last 30 patents
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Patent Application
Paintball gun loading device
Publication number
20050217654
Publication date
Oct 6, 2005
Ken-chin Yeh
F41 - WEAPONS