Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6394186 | Apparatus for remote adjustment of drill string centering to prevent damage to wellhead | Norman Brammer, Charles E. Jennings | 2002-05-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6394186 | Apparatus for remote adjustment of drill string centering to prevent damage to wellhead | Norman Brammer, Charles E. Jennings | 2002-05-28 |