Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4796923 | Joints for tubular members | Brian D. Liggins, Timothy S. Round, Stuart J. Welch | 1989-01-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4796923 | Joints for tubular members | Brian D. Liggins, Timothy S. Round, Stuart J. Welch | 1989-01-10 |