Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827570 | Method and apparatus for manufacture of unitary lightweight concrete composite blocks | Orbin Sumrall | 2004-12-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827570 | Method and apparatus for manufacture of unitary lightweight concrete composite blocks | Orbin Sumrall | 2004-12-07 |