Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7708049 | Sheet door system with transition wheels | Willie Frank Ellis, Mark DeWolfe | 2010-05-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7708049 | Sheet door system with transition wheels | Willie Frank Ellis, Mark DeWolfe | 2010-05-04 |