Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5048334 | Method and apparatus for subterranean liquid level measurement | Ross I. Wagner, James D. Howell | 1991-09-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5048334 | Method and apparatus for subterranean liquid level measurement | Ross I. Wagner, James D. Howell | 1991-09-17 |