Michel Torregrosa

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Portes les Valence, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for measuring the propagation time of a wave
- Patent number 4,768,877
- Issue date Sep 6, 1988
- Crouzet
- Michel Torregrosa
- G01 - MEASURING TESTING
Information Patent Grant
Differential pressure gauge
- Patent number 4,476,725
- Issue date Oct 16, 1984
- Crouzet
- Jacques Chorel
- G01 - MEASURING TESTING
Information Patent Grant
Temperature sensing device for producing alternating electric signa...
- Patent number 4,090,151
- Issue date May 16, 1978
- Crouzet
- Rene Presset
- G01 - MEASURING TESTING