Brenda Johnson

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York, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Restraint for endpin of a cello or other floor-resting stringed mus...
- Patent number 7,449,625
- Issue date Nov 11, 2008
- Matthew Johnson
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Restraint for endpin of a cello or other floor-resting stringed mus...
- Publication number 20060174747
- Publication date Aug 10, 2006
- Matthew Johnson
- G10 - MUSICAL INSTRUMENTS ACOUSTICS