Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7975658 | Air port and smelt spout cleaner and drop jaw tip | Kenneth A. Pingel | 2011-07-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7975658 | Air port and smelt spout cleaner and drop jaw tip | Kenneth A. Pingel | 2011-07-12 |