Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4312417 | Hand truck employing wheel units having multiple wheels | Todd Dalton | 1982-01-26 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4312417 | Hand truck employing wheel units having multiple wheels | Todd Dalton | 1982-01-26 |