Robert De Vanssay

Follow

Person

Savigny sur Orge, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Method of measuring the propagation time of a sound signal in a flu...
- Patent number 6,226,598
- Issue date May 1, 2001
- Schlumberger Industries, S.A.
- Robert De Vanssay
- G01 - MEASURING TESTING
Information Patent Grant
Ultrasound apparatus for measuring the flow speed of a fluid
- Patent number 6,003,385
- Issue date Dec 21, 1999
- Schlumberger Industries, S.A.
- Robert De Vanssay
- G01 - MEASURING TESTING