Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7931961 | Composite exhaust flue | Rick D. Lucas, Douglas J. Merriman, Gregg W. Wolfe | 2011-04-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7931961 | Composite exhaust flue | Rick D. Lucas, Douglas J. Merriman, Gregg W. Wolfe | 2011-04-26 |