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Sensor assembly
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Peratech Limited
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Phillipe Georges Crispin
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H01 - BASIC ELECTRIC ELEMENTS
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Planar touch panel
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Issue date Aug 21, 1984
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Control Data Corporation
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Robert J. Johnson
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H01 - BASIC ELECTRIC ELEMENTS
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Membrane-type touch panel
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Control Data Corporation
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George Edward Zenk
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G06 - COMPUTING CALCULATING COUNTING