Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5871023 | Tank cleaning device | George L. Sherman, Jr. | 1999-02-16 |
| 5640983 | Tank cleaning device | George L. Sherman, Jr. | 1997-06-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5871023 | Tank cleaning device | George L. Sherman, Jr. | 1999-02-16 |
| 5640983 | Tank cleaning device | George L. Sherman, Jr. | 1997-06-24 |