Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669452 | Blade plow with vertically reciprocating blades | James A. Wright, Henry F. Erikson, James A. Boone | 1997-09-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669452 | Blade plow with vertically reciprocating blades | James A. Wright, Henry F. Erikson, James A. Boone | 1997-09-23 |