Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4473089 | Air conditioning control system with master and tracking controllers | William J. Harris | 1984-09-25 |
| 4284237 | Air conditioning control system with master and tracking controllers | William J. Harris | 1981-08-18 |