Xinfu Wang

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Fujian, CN

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Patents Applicationslast 30 patents

Information Patent Application
AUTOMATIC PENCIL-FEEDING DEVICE FOR PENCIL SHARPENER
- Publication number 20130255835
- Publication date Oct 3, 2013
- FUJIAN SOUNDY ENTERPRISE CO., LTD.
- Xinfu Wang
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES