Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843317 | Method and apparatus for measuring casing wall thickness using a flux generating coil with radial sensing coils and flux leakage sensing coils | — | 1989-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843317 | Method and apparatus for measuring casing wall thickness using a flux generating coil with radial sensing coils and flux leakage sensing coils | — | 1989-06-27 |