Yongbo SHI

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Zhejiang Province, CN

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Patents Grantslast 30 patents

Information Patent Grant
Copper and steel composite pipe, manufacturing method, application...
- Patent number 9,956,642
- Issue date May 1, 2018
- Zhuji Sibeida Machinery Co., Ltd.
- Yongbo Shi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
NOVEL COPPER AND STEEL COMPOSITE PIPE, MANUFACTURING METHOD, APPLIC...
- Publication number 20160312923
- Publication date Oct 27, 2016
- Zhuji Sibeida Machinery Co., Ltd
- Yongbo SHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR