Francois Ramel

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Levallois, FR

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Patents Grantslast 30 patents

Information Patent Grant
Connector for providing electric connection between a portable elec...
- Patent number 4,687,268
- Issue date Aug 18, 1987
- Electronique CKD
- Robert Picciotto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Flow-meter for fluids, with constant pressure loss
- Patent number 4,453,418
- Issue date Jun 12, 1984
- EFFA Etudes, Societe a Responsabilite Limitee
- Alain Rousseau
- G01 - MEASURING TESTING
Information Patent Grant
Linear differential foucault current detector serving for measuring...
- Patent number 4,365,517
- Issue date Dec 28, 1982
- Effa Etudes
- Francois Ramel
- G01 - MEASURING TESTING
Information Patent Grant
Thermostatically and hygrostatically controlled cabinet for storing...
- Patent number 4,248,061
- Issue date Feb 3, 1981
- Effa Etudes
- Alain Rousseau
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Instantaneous flow meter for automobile vehicles
- Patent number 4,212,200
- Issue date Jul 15, 1980
- Transformateurs BC and EFFA
- Alain Rousseau
- G01 - MEASURING TESTING