Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817934 | Dual tote sorter and stacker | Douglas Langton, James Kellum, Steve McKelvy, Greg Phillips | 1989-04-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817934 | Dual tote sorter and stacker | Douglas Langton, James Kellum, Steve McKelvy, Greg Phillips | 1989-04-04 |