Jiguang LU

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Zhejiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Chain intelligent pre-tensioning and chain length detection method...
- Patent number 11,079,216
- Issue date Aug 3, 2021
- HANGZHOU DONGHUA CHAIN GROUP CO., LTD.
- Bin Ye
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
CHAIN INTELLIGENT PRETENSION AND CHAIN LENGTH DETECTION METHOD AND...
- Publication number 20210041224
- Publication date Feb 11, 2021
- HANGZHOU DONGHUA CHAIN GROUP CO.,LTD.
- Bin YE
- G01 - MEASURING TESTING