Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4491229 | Boom extension stowage system | John D. Evans, James W. Cox | 1985-01-01 | |
| 4431109 | Boom extension stowage system | John D. Evans, James W. Cox | 1984-02-14 | $1,346,000 |