Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D316447 | Negative pressure air filtration housing | Ron W. Mumford, Kenneth S. Kondo | 1991-04-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D316447 | Negative pressure air filtration housing | Ron W. Mumford, Kenneth S. Kondo | 1991-04-23 |