Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637442 | Apparatus and method for cleaning hopper barges | Jeffrey C. Evans, Daniel Leo Trepagnier | 2003-10-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637442 | Apparatus and method for cleaning hopper barges | Jeffrey C. Evans, Daniel Leo Trepagnier | 2003-10-28 |