Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620280 | Concrete armor unit to protect coastal and hydraulic structures and shorelines | George F. Turk | 1997-04-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620280 | Concrete armor unit to protect coastal and hydraulic structures and shorelines | George F. Turk | 1997-04-15 |