Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5582311 | Portable liquid storage tank with external frame | Dwight F. Bartenstein, Douglas W. Baker | 1996-12-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5582311 | Portable liquid storage tank with external frame | Dwight F. Bartenstein, Douglas W. Baker | 1996-12-10 |