Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882131 | Process for recovering tungsten from organic solutions | John Powers, III, James C. Patton | 1989-11-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882131 | Process for recovering tungsten from organic solutions | John Powers, III, James C. Patton | 1989-11-21 |