Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841274 | Temperature responsive probe apparatus | Kenneth C. Day | 1989-06-20 |
| 4837547 | Thermal cutoff assembly | Ronald A. Nixon | 1989-06-06 |
| 4831354 | Polymer type PTC assembly | — | 1989-05-16 |