Darrell Gerard Fandrich

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Stanwood, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Enhanced vertical piano action system and method
- Patent number 9,000,281
- Issue date Apr 7, 2015
- Darrell Gerard Fandrich
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
ENHANCED VERTICAL PIANO ACTION SYSTEM AND METHOD
- Publication number 20140013922
- Publication date Jan 16, 2014
- Darrell Gerard Fandrich
- G10 - MUSICAL INSTRUMENTS ACOUSTICS