Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4558456 | Apparatus for monitoring the level of liquid in a tank or reservoir | Jean-Jacques Bezard, Bruno Lalanne | 1985-12-10 |
| 4513616 | Apparatus for monitoring the level of liquid by resistive wire | Jean-Jacques Bezard, Bruno Lalanne | 1985-04-30 |