Charles-Henri Jourdain

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Colombes, FR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for monitoring the level of liquid in a tank or reservoir
- Patent number 4,558,456
- Issue date Dec 10, 1985
- Jaeger
- Jean-Jacques Bezard
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for monitoring the level of liquid by resistive wire
- Patent number 4,513,616
- Issue date Apr 30, 1985
- J A E G E R
- Jean-Jacques Bezard
- G01 - MEASURING TESTING
Information Patent Grant
Device for checking the level of a liquid in a tank
- Patent number 4,163,391
- Issue date Aug 7, 1979
- Jaeger
- Jean-Jacques Bezard
- G01 - MEASURING TESTING