Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649799 | Apparatus for connecting ring-binder with folder | Fred W. Berg | 1997-07-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649799 | Apparatus for connecting ring-binder with folder | Fred W. Berg | 1997-07-22 |