Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5285588 | Winged plow | Philip J. Quenzi | 1994-02-15 |
| 4206743 | Heating apparatus | — | 1980-06-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5285588 | Winged plow | Philip J. Quenzi | 1994-02-15 |
| 4206743 | Heating apparatus | — | 1980-06-10 |