Jacques Roland

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Corenc, FR

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Patents Grantslast 30 patents

Information Patent Grant
Acoustic attenuation device with active double wall
- Patent number 5,724,432
- Issue date Mar 3, 1998
- Centre Scientifigue et Technique du Batiment
- Pascal Bouvet
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Acoustic attenuation device with active double wall
- Patent number 5,627,897
- Issue date May 6, 1997
- Centre Scientifique et Technique du Batiment
- Laurent Gagliardini
- G10 - MUSICAL INSTRUMENTS ACOUSTICS