jun 23, 1939 - Atanasoff-Berry Computer
Description:
The world’s first successful electronic digital computer. Some of its functions were parallel processing, regenerative memory, and using a binary system of arithmetic.https://www.thoughtco.com/john-atanasoff-and-clifford-berry-inventors-4078350
Added to timeline:
Date:
jun 23, 1939
Now
~ 87 years ago