Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5065371 | Depth finder having variable measurement capabilities | David R. Leavell, Earl W. Spencer, Jr. | 1991-11-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5065371 | Depth finder having variable measurement capabilities | David R. Leavell, Earl W. Spencer, Jr. | 1991-11-12 |