Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7975658 | Air port and smelt spout cleaner and drop jaw tip | Michael deSousa | 2011-07-12 |
| 7947216 | Smelt spout opening cleaner, cleaning head and apparatus | — | 2011-05-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7975658 | Air port and smelt spout cleaner and drop jaw tip | Michael deSousa | 2011-07-12 |
| 7947216 | Smelt spout opening cleaner, cleaning head and apparatus | — | 2011-05-24 |