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apr 1, 1947 - 1947: William Shockley, John Bardeen and Walter Brattain of Bell Laboratories

Description:

William Shockley, John Bardeen and Walter Brattain of Bell Laboratories invent the transistor. They discover how to make an electric switch with solid materials and without the need for a vacuum.

Added to timeline:

Date:

apr 1, 1947
Now
~ 78 years ago