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Who developed the touchscreen?
E.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.
Who developed the touchscreen?
E.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.