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Touch Screen Isolation Technique Disclosure Number: IPCOM000059840D
Original Publication Date: 1986-Jan-01
Included in the Prior Art Database: 2005-Mar-08

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Miles, AW Underwood, HD [+details]


When a user employs a touch type data entry device, he presses his finger against the face of the touch screen which is positioned over the face of a cathode ray tube (CRT). The user's finger position is then sensed resulting in a signal being applied to the processor.