Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5322410 | Tube bundle extractor | Milo A. Persinger, William Anderson, Richard Cushman | 1994-06-21 |
| 5281023 | Method and apparatus for automatically controlling a well fracturing operation | Greg L. Cedillo, Thomas A. Robertson, Frank C. South, Jr., Bruce A. Vicknair | 1994-01-25 |