Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9897340 | Economizer having source-specific damper blade assemblies and heating, ventilation and air conditioning unit employing the same | Jonathan D. Douglas | 2018-02-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9897340 | Economizer having source-specific damper blade assemblies and heating, ventilation and air conditioning unit employing the same | Jonathan D. Douglas | 2018-02-20 |