Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10407858 | End point closing wall forming device of extrusion type underground diaphragm wall and method for operating same | Ganlin Ouyang, Shibao Lu | 2019-09-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10407858 | End point closing wall forming device of extrusion type underground diaphragm wall and method for operating same | Ganlin Ouyang, Shibao Lu | 2019-09-10 |