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Organ drawknob
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Patent number 4,615,254
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Issue date Oct 7, 1986
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Paul A. Klann
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Blind capture system
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Patent number 4,300,436
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Issue date Nov 17, 1981
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Kimball International, Inc.
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Gary R. Fritz
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3926087
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Patent number 3,926,087
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Issue date Dec 16, 1975
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3903778
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Patent number 3,903,778
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3846114
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Patent number 3,846,114
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Issue date Nov 5, 1974
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C07 - ORGANIC CHEMISTRY
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3756114
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Patent number 3,756,114
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Issue date Sep 4, 1973
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3757024
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Patent number 3,757,024
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Issue date Sep 4, 1973
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3727510
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Patent number 3,727,510
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Issue date Apr 17, 1973
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3686994
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Patent number 3,686,994
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Issue date Aug 29, 1972
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3663733
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Patent number 3,663,733
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Issue date May 16, 1972
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3646241
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Issue date Feb 29, 1972
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3599525
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Patent number 3,599,525
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Issue date Aug 17, 1971
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3598894
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3472114
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Patent number 3,472,114
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3425010
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3422718
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3420131
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Issue date Jan 7, 1969
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3407699
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Issue date Oct 29, 1968
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G10 - MUSICAL INSTRUMENTS ACOUSTICS