Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11660662 | Interlayer pre-cooling apparatus for sand mold freezing printing | Zhongde Shan, Haoqin Yang | 2023-05-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11660662 | Interlayer pre-cooling apparatus for sand mold freezing printing | Zhongde Shan, Haoqin Yang | 2023-05-30 |