Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4271908 | Tracked cable guide assembly and method for storing conductor cable inside a drill pipe | Leon Robinson, Jerry M. Speers | 1981-06-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4271908 | Tracked cable guide assembly and method for storing conductor cable inside a drill pipe | Leon Robinson, Jerry M. Speers | 1981-06-09 |