Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4792651 | Pressure differential bypass sensor switch with magnetic thermal lockout | — | 1988-12-20 |
| 4745876 | Differential pressure responsive indicating device | — | 1988-05-24 |
| 4729339 | Pressure differential indicator with non-mechanical thermal lockout | — | 1988-03-08 |
| 4645887 | Pressure differential bypass sensor switch | — | 1987-02-24 |