Alpha Cheung

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Sacramento, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Recording sensor mounting bracket for acoustic pianos
- Patent number 6,712,323
- Issue date Mar 30, 2004
- Burgett, Inc.
- Alpha Cheung
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Solenoid mounting apparatus
- Patent number 5,521,795
- Issue date May 28, 1996
- Kirk Burgett
- G10 - MUSICAL INSTRUMENTS ACOUSTICS