Maschon Williams

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Los Angeles, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Stringed musical instrument with keyboard
- Patent number 5,691,490
- Issue date Nov 25, 1997
- Maschon Williams
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Stringed musical instrument with keyboard
- Patent number 5,596,157
- Issue date Jan 21, 1997
- Maschon Williams
- G10 - MUSICAL INSTRUMENTS ACOUSTICS