Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806042 | Quick-disconnect rigid coupling | David T. Swank, Edrick H. Eater | 1989-02-21 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806042 | Quick-disconnect rigid coupling | David T. Swank, Edrick H. Eater | 1989-02-21 |