STEPHEN FRANCIS GIOVANONI

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SCHERTZ, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Resonance and articulation trainer
- Patent number 9,299,267
- Issue date Mar 29, 2016
- Hector Antonio Perez
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
RESONANCE AND ARTICULATION TRAINER
- Publication number 20150096431
- Publication date Apr 9, 2015
- HECTOR ANTONIO PEREZ
- G10 - MUSICAL INSTRUMENTS ACOUSTICS