Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4637446 | Building and bi-fold door assembly | Coy E. McQueen, Lynn O. Twedt | 1987-01-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4637446 | Building and bi-fold door assembly | Coy E. McQueen, Lynn O. Twedt | 1987-01-20 |