Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5913288 | Dual drum boiler | James L. Mickel, Glenn R. Sward | 1999-06-22 |
| 4559009 | Aggregate dryer burner | John A. Marino, Robert B. Yost | 1985-12-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5913288 | Dual drum boiler | James L. Mickel, Glenn R. Sward | 1999-06-22 |
| 4559009 | Aggregate dryer burner | John A. Marino, Robert B. Yost | 1985-12-17 |