James Zhai

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Walnut, CA, US

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Patents Applicationslast 30 patents

Information Patent Application
Energy efficient assembly building construction using light-gage me...
- Publication number 20090007507
- Publication date Jan 8, 2009
- James Zhai
- E04 - BUILDING
Information Patent Application
Modular frame system using light-gage metal in building construction
- Publication number 20090000229
- Publication date Jan 1, 2009
- James Zhai
- E04 - BUILDING