Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6435109 | Mobile workstation | John J. Dell | 2002-08-20 |
| 5806943 | Mobile workstation | John J. Dell | 1998-09-15 |
| D398123 | Mobile workstation | John J. Dell | 1998-09-08 |
| 4285617 | Duct and flop-gate construction and method of handling dust or other particulate material | Mark Gozion | 1981-08-25 |