Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4600059 | Line moving apparatus for wireline supported tools | David Ray Warren | 1986-07-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4600059 | Line moving apparatus for wireline supported tools | David Ray Warren | 1986-07-15 |