Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6839251 | Apparatus and method for filtering voltage for an electrostatic precipitator | David F. Johnston, Terry Lewis Farmer, Robert Hummell | 2005-01-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6839251 | Apparatus and method for filtering voltage for an electrostatic precipitator | David F. Johnston, Terry Lewis Farmer, Robert Hummell | 2005-01-04 |