Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829825 | Multiple diaphragm probe seal | — | 1989-05-16 |
| 4377809 | Liquid level system | — | 1983-03-22 |
| 4375764 | Liquid level system | Robert Austin | 1983-03-08 |
| 4332166 | Temperature compensation apparatus for a liquid filled conduit | — | 1982-06-01 |