Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5172754 | Heat exchanger for recovery of heat from a spa or hot tub pump motor | Carol R. Puryear | 1992-12-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5172754 | Heat exchanger for recovery of heat from a spa or hot tub pump motor | Carol R. Puryear | 1992-12-22 |