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Fiber optic musical instruments
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Patent number 4,442,750
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Issue date Apr 17, 1984
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Optical Technologies, Inc.
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George A. Bowley
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3833750
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Patent number 3,833,750
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Issue date Sep 3, 1974
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3454703
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Patent number 3,454,703
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Issue date Jul 8, 1969
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3151203
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Patent number 3,151,203
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Issue date Sep 29, 1964
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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2984140
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Patent number 2,984,140
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Issue date May 16, 1961
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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2971420
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Patent number 2,971,420
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Issue date Feb 14, 1961
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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2570701
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Patent number 2,570,701
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Issue date Oct 9, 1951
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G10 - MUSICAL INSTRUMENTS ACOUSTICS