Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11814916 | Core barrel head, inner tube assembly provided with same, and inner tube recovery method | — | 2023-11-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11814916 | Core barrel head, inner tube assembly provided with same, and inner tube recovery method | — | 2023-11-14 |