Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6772526 | Surveying pole | Stephen B. Crain, Larry W. Essex, Ralph C. Mize, Jerry L. Williamson | 2004-08-10 |
| 6711826 | Pole section for surveying equipment | Stephen B. Crain, Larry W. Essex, Ralph C. Mize, Jerry L. Williamson | 2004-03-30 |
| 6688012 | Surveying pole with telescoping sections | Stephen B. Crain, Larry W. Essex, Ralph C. Mize, Jerry L. Williamson | 2004-02-10 |
| 6688566 | Surveying equipment support having telescoping legs | Stephen B. Crain, Larry W. Essex, Ralph C. Mize, Jerry L. Williamson | 2004-02-10 |