Computer Technology By mclarkhhs Mar 30, 1939 Hewlett- Packard- First product HP 200A Audio Oscillator Mar 30, 1940 Complex Number Calculator Created by George Stibitz Mar 30, 1955 English Electric DEUCE- Digital Electronic Universal Computing Engine Mar 30, 1962 MIT LINC- Personal computer designed by Wesley Clark Mar 30, 1971 Kenback- 1 created by John V.Blakenbaker Mar 30, 1980 Texas Instruments TI 99/4 is released Mar 30, 1992 Powerbook Series of laptops Mar 30, 2003 Powermac G5- Apple Mar 30, 2015 Apple Watch