Antoine PETROFF

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BOURNENS, CH

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Patents Grantslast 30 patents

Information Patent Grant
Electroacoustic conversion chain with selectively powered coil
- Patent number 10,142,753
- Issue date Nov 27, 2018
- Devialet
- Antoine Petroff
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ELECTROACOUSTIC CONVERSION CHAIN WITH SELECTIVELY POWERED COIL
- Publication number 20160142841
- Publication date May 19, 2016
- DEVIALET
- Antoine PETROFF
- G10 - MUSICAL INSTRUMENTS ACOUSTICS