Jean-Paul Guyvarch

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Igny, FR

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Patents Grantslast 30 patents

Information Patent Grant
Deployable audible protection
- Patent number 7,450,472
- Issue date Nov 11, 2008
- TDA Armements S.A.S.
- Jean-Paul Guyvarch
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Deployable Audible Protection
- Publication number 20080225644
- Publication date Sep 18, 2008
- Jean-Paul Guyvarch
- G10 - MUSICAL INSTRUMENTS ACOUSTICS