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️ ID
agm827q92ehw00y0
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Name
7c321844cb64847b.png
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Created At
2025-12-23T14:05:54.465Z
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ab9evhy6bnn293rq
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8be3db02b75f893abbf8a3821ad9ee93
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1. Plaque at Nokia Bell Labs, Bldg. 6, 600 Mountain Ave, New Providence, NJ Invention of the First Transistor at Bell Telephone Laboratories, Inc., 1947 At this site, in Building 1, Room 1E455, from 17 November to 23 December 1947, Walter H. Brattain and John A. Bardeen -- under the direction of William B. Shockley -- discovered the transistor effect, and developed and demonstrated a point-contact germanium transistor. This led directly to developments in solid-state devices that revolutionized the electronics industry and changed the way people around the world lived, learned, worked, and played. 2. Pic of John A. Bardeen, William B. Shockley, and Walter H. Brattain at Bell Telephone Laboratories 3. Pic of the first point-contact transistor replica in a display case
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