Weixiang Ren

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Zhejiang Province, CN

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Patents Applicationslast 30 patents

Information Patent Application
Positioning and cooling device for vertical surface drilling
- Publication number 20100322725
- Publication date Dec 23, 2010
- Hangzhou Bofeng Diamond Tools Co., Ltd.
- Weixiang Ren
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Positioning and cooling device for horizontal surface drilling
- Publication number 20100322724
- Publication date Dec 23, 2010
- Hangzhou Bofeng Diamond Tools Co., Ltd.
- Weixiang Ren
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR