Yingmei WANG

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Taiyuan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for installing steel tube arches
- Patent number 11,655,600
- Issue date May 23, 2023
- China Railway No.3 Engineering Group Co.Ltd
- Yugen Zhang
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Method For Installing Steel Tube Arches
- Publication number 20210164176
- Publication date Jun 3, 2021
- China Railway No.3 Engineering Group Co.Ltd
- YUGEN Zhang
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES