Lok Chan

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Hong Kong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Jewelry clasp
- Patent number 7,802,448
- Issue date Sep 28, 2010
- H.K.C.J. (Asia) Ltd.
- Lok Chan
- A44 - HABERDASHERY JEWELLERY

Patents Applicationslast 30 patents

Information Patent Application
Jewelry Clasp
- Publication number 20080256978
- Publication date Oct 23, 2008
- Lok Chan
- A44 - HABERDASHERY JEWELLERY