Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6649048 | Filter cartridge with regulated surface cleaning mechanism | James H. Lenhart, Jr. | 2003-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6649048 | Filter cartridge with regulated surface cleaning mechanism | James H. Lenhart, Jr. | 2003-11-18 |