Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966727 | Apparatus for and method of installing segmented concrete pilings in new construction | Mack Chunn | 2005-11-22 |
| 6799924 | Segmented concrete piling assembly with steel connecting rods | Mack Chunn | 2004-10-05 |