Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5318119 | Method and apparatus for attaching well screens to base pipe | James E. Spangler, Bryant A. Arterbury | 1994-06-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5318119 | Method and apparatus for attaching well screens to base pipe | James E. Spangler, Bryant A. Arterbury | 1994-06-07 |