Weiping Liu

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Guangzhou, CN

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Patents Applicationslast 30 patents

Information Patent Application
Single-tracked window having slidable doors
- Publication number 20030221382
- Publication date Dec 4, 2003
- Guangzhou Guangnan Keying Technologies Co., Ltd.
- Weiping Liu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES