NANJING LIANZHONG CONSTRUCTION ENGINEERING TECHNOLOGY CO., LTD

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Box-type pipeline with circumferential obtuse angle connection
- Patent number 10,648,152
- Issue date May 12, 2020
- NANJING LIANZHONG CONSTRUCTION ENGINEERING TECHNOLOGY CO., LTD
- Fujun Zhan
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

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