Chin Kau Au

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Hong Kong, HK

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Patents Grantslast 30 patents

Information Patent Grant
Elevator of a plane
- Patent number D610066
- Issue date Feb 16, 2010
- Silverlit Toys Manufactory Ltd.
- Chin Kau Au
- D12 - Transportation
Information Patent Grant
Plane
- Patent number D583295
- Issue date Dec 23, 2008
- Silverlit Toys Manufactory Ltd.
- Chin Kau Au
- D12 - Transportation