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Keyboard assembly
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Patent number 4,468,542
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Issue date Aug 28, 1984
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KB-Denver, Inc.
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Walter R. Pounds
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H01 - BASIC ELECTRIC ELEMENTS
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Illuminated keyboard
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Patent number 4,365,120
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Issue date Dec 21, 1982
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KB-Denver, Inc.
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Walter R. Pounds
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H01 - BASIC ELECTRIC ELEMENTS
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Switching assemblies
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Patent number 4,195,210
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Issue date Mar 25, 1980
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KB-Denver, Inc.
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Walter R. Pounds
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H01 - BASIC ELECTRIC ELEMENTS
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