Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33146 | Occupancy responsive temperature control system | David H. Spivey | 1990-01-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33146 | Occupancy responsive temperature control system | David H. Spivey | 1990-01-16 |