Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4788739 | Washing apparatus for bung of a drum | Maynard H. Gartin, Frank T. Yoneshige | 1988-12-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4788739 | Washing apparatus for bung of a drum | Maynard H. Gartin, Frank T. Yoneshige | 1988-12-06 |