Guangming Han

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Ningbo, CN

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Patents Grantslast 30 patents

Information Patent Grant
Pipe cutting knife
- Patent number 9,616,508
- Issue date Apr 11, 2017
- Ningbo Ant Tools Co., Ltd.
- Guangming Han
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
PIPE CUTTING KNIFE
- Publication number 20160059327
- Publication date Mar 3, 2016
- Ningbo Ant Tools Co., Ltd.
- Guangming Han
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR