Gary Upton Birkhamshaw

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Mystic, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable and removable string instrument neck
- Patent number 8,927,836
- Issue date Jan 6, 2015
- Gary Upton Birkhamshaw
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Stringed instrument electronic pickup
- Patent number 7,319,188
- Issue date Jan 15, 2008
- Gary Upton Birkhamshaw
- G10 - MUSICAL INSTRUMENTS ACOUSTICS