Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8336672 | Air treatment and sound reduction system | Irvin Lee Derks, James L. Austermiller | 2012-12-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8336672 | Air treatment and sound reduction system | Irvin Lee Derks, James L. Austermiller | 2012-12-25 |