Klein; Siegfried

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Paris, FR

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Patents Grantslast 30 patents

Information Patent Grant
Wide pass band elastic wave omnidirectional transducer
- Patent number 4,862,430
- Issue date Aug 29, 1989
- Klein; Siegfried
- Siegfried Klein
- G01 - MEASURING TESTING
Information Patent Grant
Visual apparatus
- Patent number 4,842,400
- Issue date Jun 27, 1989
- Commissariat a l'Energie Atomique
- Siegfried Klein
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Omnidirectional transducer of elastic waves with a wide pass band a...
- Patent number 4,782,471
- Issue date Nov 1, 1988
- Commissariat a l'Energie Atomique
- Siegfried Klein
- G01 - MEASURING TESTING