Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4450906 | Apparatus for measuring the weight of the drill string | — | 1984-05-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4450906 | Apparatus for measuring the weight of the drill string | — | 1984-05-29 |