John P. Brebner

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Crystal River, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
O-ring tuning system for wind instruments
- Patent number 9,418,634
- Issue date Aug 16, 2016
- John P. Brebner
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
O-Ring Tuning System For Wind Instruments
- Publication number 20160260421
- Publication date Sep 8, 2016
- John P. Brebner
- G10 - MUSICAL INSTRUMENTS ACOUSTICS