Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10138616 | Inverse construction method for deep, large and long pit assembling structure of suspension-type envelope enclosure | Yong Hu, Tao Hu, Aihua Yi, Dong-Yun Li | 2018-11-27 |