Jean-Pierre Jaeggi

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Geneva, CH

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Patents Grantslast 30 patents

Information Patent Grant
Ultrasonic device for measuring the internal defects of a rail
- Patent number 5,804,731
- Issue date Sep 8, 1998
- Speno International S.A.
- Jean-Pierre Jaeggi
- G01 - MEASURING TESTING
Information Patent Grant
Process and device for the continuous nondestructive control of rai...
- Patent number 5,574,224
- Issue date Nov 12, 1996
- Speno International S.A.
- Jean-Pierre Jaeggi
- G01 - MEASURING TESTING