Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6427955 | Bag lifting frame retainers | Keith Sterner, David R. Gill | 2002-08-06 |
| 6340100 | Apparatus for securing a bulk bag to a discharge spout | David R. Gill, Dennis E. Graham | 2002-01-22 |