Tongjing Lu

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Chengdu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method of measuring gear errors through meshing and separating and...
- Patent number 4,831,872
- Issue date May 23, 1989
- Chengdu Tool Research Institute of The State Commission for Machinery Industry
- Tongnian Huang
- G01 - MEASURING TESTING