Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7975494 | Control system interface with display for air conditioning apparatus | Roger L. Boydstun, Robert W. Helt, Gordon Jeffrey Hugghins, Daniel John Blair, Robert G. Royoroft +1 more | 2011-07-12 |