David John Ardener

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Essex, GB

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Patents Grantslast 30 patents

Information Patent Grant
Mobile device protective case with slidable shutter
- Patent number 8,453,836
- Issue date Jun 4, 2013
- Topkase International Co., Ltd.
- Han-Yuan Wang
- A45 - HAND OR TRAVELLING ARTICLES

Patents Applicationslast 30 patents

Information Patent Application
MOBILE DEVICE PROTECTIVE CASE WITH SLIDABLE SHUTTER
- Publication number 20130118933
- Publication date May 16, 2013
- TOPKASE INTERNATIONAL CO., LTD.
- Han-Yuan WANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE