Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775857 | Drain fitting device for sealing and facilitating introduction of fluid or gas to pressurize clogged drain | John M. Hughes | 2004-08-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775857 | Drain fitting device for sealing and facilitating introduction of fluid or gas to pressurize clogged drain | John M. Hughes | 2004-08-17 |