Barbosa; Joseph A.

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New York, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for processing audio signals
- Patent number 4,604,935
- Issue date Aug 12, 1986
- Barbosa; Joseph A.
- Ellis D. Cooper
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic controller
- Patent number 4,546,245
- Issue date Oct 8, 1985
- Barbosa; Joseph A.
- Ellis Cooper
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

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