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Who developed the touchscreen?

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posted Oct 26, 2017 by Tanay Hanuman Toor

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Edward A. Johnson is believed to be the first to developed the touchscreen in 1965. But the tablet, which was patented in 1969, could only read one touch at a time, and it was used for air traffic control until about 1995.

E.A. Johnson at the Royal Radar Establishment

answer Oct 27, 2017 by Paxton Brown