Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841127 | Dual temperature hair curler utilizing a pair of PTC heaters | Lee A. Prager | 1989-06-20 |
| 4822980 | PTC heater device | Lee A. Prager | 1989-04-18 |
| 4823064 | Quick reset motor starting device | Lee A. Prager | 1989-04-18 |