Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6973997 | Pollution containment apparatus for making a penetration in a ceiling or wall of a building or other structure | — | 2005-12-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6973997 | Pollution containment apparatus for making a penetration in a ceiling or wall of a building or other structure | — | 2005-12-13 |