YOU-LONG TANG

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Shenzhen City, CN

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Patents Applicationslast 30 patents

Information Patent Application
PUNCH DEVICE
- Publication number 20130091997
- Publication date Apr 18, 2013
- HON HAI Precision Industry CO., LTD.
- YOU-LONG TANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...