Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339299 | Sheet binding system | Donald L. Snellman, Barry J. Lewis, Wesley W. Hester | 1982-07-13 |
| 4242174 | Sheet binding system | Donald L. Snellman, Barry J. Lewis, Wesley W. Hester | 1980-12-30 |