Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694736 | Method for securing a cladding plate to a building substrate | Justine H. Hedrick | 1997-12-09 |
| 4527363 | Erecting precast horizontal slabs in building construction | — | 1985-07-09 |