Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7993573 | Slag transport and dumping apparatus and method | John L. Evans | 2011-08-09 |
| 4823896 | Cylinder attachment for elevating transporter | John G. Evans | 1989-04-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7993573 | Slag transport and dumping apparatus and method | John L. Evans | 2011-08-09 |
| 4823896 | Cylinder attachment for elevating transporter | John G. Evans | 1989-04-25 |