Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6609340 | Concrete structures and methods of forming the same using extenders | John A. Spragge, Brian L. Smith | 2003-08-26 |
| 6526713 | Concrete structure | — | 2003-03-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6609340 | Concrete structures and methods of forming the same using extenders | John A. Spragge, Brian L. Smith | 2003-08-26 |
| 6526713 | Concrete structure | — | 2003-03-04 |