Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5386793 | Line handling apparatus | Will C. Cowan, Jr. | 1995-02-07 |
| 4229120 | Submarine pipeline alignment rig | Kenneth W. Wallace | 1980-10-21 |
| 4196656 | Method and apparatus for transporting and housing tunnel workers active in high pressure environments | Kenneth W. Wallace | 1980-04-08 |