Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4285713 | Method and apparatus for feeding batch material | — | 1981-08-25 |
| 4280247 | Luggage case handle assembly | Don N. Burzen, David E. Workman, Robert L. Bromley, Daniel G. Elles | 1981-07-28 |