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Gerald Griffin
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Mont Vernon, NH, US
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last 30 patents
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Patent Grant
Microprocessor controlled, accelerometer based guitar pickup switch...
Patent number
8,642,876
Issue date
Feb 4, 2014
Rockerswitch LLC
Leonard A. DeRoche
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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last 30 patents
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Patent Application
MICROPROCESSOR CONTROLLED, ACCELEROMETER BASED GUITAR PICKUP SWITCH...
Publication number
20120210849
Publication date
Aug 23, 2012
ROCKERSWITCH, LLC
Leonard A. DeRoche
G10 - MUSICAL INSTRUMENTS ACOUSTICS