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Illuminated keyboard
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Patent number 8,168,903
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Issue date May 1, 2012
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Primax Electronics Ltd.
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Bo-An Chen
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H01 - BASIC ELECTRIC ELEMENTS
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Keypad backlighting device
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Patent number 7,834,854
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Issue date Nov 16, 2010
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Samsung Electronics Co., Ltd.
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Kyoung-Youm Kim
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H01 - BASIC ELECTRIC ELEMENTS
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Luminous materials
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Patent number 7,507,352
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Issue date Mar 24, 2009
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Craig Jameson Baillie
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F21 - LIGHTING
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Key for use in low light conditions
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Patent number 7,090,368
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Issue date Aug 15, 2006
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Hewlett-Packard Development Company, L.P.
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Glen A Oross
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G06 - COMPUTING CALCULATING COUNTING
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Key for use in low light conditions
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Patent number 7,073,916
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Issue date Jul 11, 2006
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Hewlett-Packard Development Company, L.P.
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Memphis Zhihong Yin
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H01 - BASIC ELECTRIC ELEMENTS
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Remote control cover
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Patent number 6,050,407
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Issue date Apr 18, 2000
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Paul M. Trujillo
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H01 - BASIC ELECTRIC ELEMENTS
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Fluorescing keypad
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Patent number 5,477,430
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Issue date Dec 19, 1995
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Delco Electronics Corporation
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Charles W. LaRose
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3456043
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2778903
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Patent number 2,778,903
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H01 - BASIC ELECTRIC ELEMENTS
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2515820
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H01 - BASIC ELECTRIC ELEMENTS
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2280215
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H01 - BASIC ELECTRIC ELEMENTS
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1749881
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Patent number 1,749,881
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H01 - BASIC ELECTRIC ELEMENTS
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1600603
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H01 - BASIC ELECTRIC ELEMENTS
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1564015
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H01 - BASIC ELECTRIC ELEMENTS
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1522169
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Patent number 1,522,169
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H01 - BASIC ELECTRIC ELEMENTS
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1502582
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H01 - BASIC ELECTRIC ELEMENTS
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1483873
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H01 - BASIC ELECTRIC ELEMENTS
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H01 - BASIC ELECTRIC ELEMENTS
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1389941
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H01 - BASIC ELECTRIC ELEMENTS
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1386241
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Patent number 1,386,241
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H01 - BASIC ELECTRIC ELEMENTS
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1385300
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Patent number 1,385,300
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H01 - BASIC ELECTRIC ELEMENTS
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1367891
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Patent number 1,367,891
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H01 - BASIC ELECTRIC ELEMENTS
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1342778
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Patent number 1,342,778
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Issue date Jun 8, 1920
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H01 - BASIC ELECTRIC ELEMENTS