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-
-
-
-
-
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3919910
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Patent number 3,919,910
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Issue date Nov 18, 1975
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3742387
-
Patent number 3,742,387
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Issue date Jun 26, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3622681
-
Patent number 3,622,681
-
Issue date Nov 23, 1971
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3612741
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Patent number 3,612,741
-
Issue date Oct 12, 1971
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3279298
-
Patent number 3,279,298
-
Issue date Oct 18, 1966
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3278672
-
Patent number 3,278,672
-
Issue date Oct 11, 1966
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3215766
-
Patent number 3,215,766
-
Issue date Nov 2, 1965
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
3215765
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Patent number 3,215,765
-
Issue date Nov 2, 1965
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
3147332
-
Patent number 3,147,332
-
Issue date Sep 1, 1964
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
3046826
-
Patent number 3,046,826
-
Issue date Jul 31, 1962
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
3038363
-
Patent number 3,038,363
-
Issue date Jun 12, 1962
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
3035472
-
Patent number 3,035,472
-
Issue date May 22, 1962
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
2972922
-
Patent number 2,972,922
-
Issue date Feb 28, 1961
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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2964985
-
Patent number 2,964,985
-
Issue date Dec 20, 1960
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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2961912
-
Patent number 2,961,912
-
Issue date Nov 29, 1960
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
2933967
-
Patent number 2,933,967
-
Issue date Apr 26, 1960
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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2911871
-
Patent number 2,911,871
-
Issue date Nov 10, 1959
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
2901936
-
Patent number 2,901,936
-
Issue date Sep 1, 1959
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
2893281
-
Patent number 2,893,281
-
Issue date Jul 7, 1959
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
2892371
-
Patent number 2,892,371
-
Issue date Jun 30, 1959
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
2788698
-
Patent number 2,788,698
-
Issue date Apr 16, 1957
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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2785595
-
Patent number 2,785,595
-
Issue date Mar 19, 1957
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
2772594
-
Patent number 2,772,594
-
Issue date Dec 4, 1956
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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2770994
-
Patent number 2,770,994
-
Issue date Nov 20, 1956
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G10 - MUSICAL INSTRUMENTS ACOUSTICS