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Posted: 19 Jan 2015

Taken: 19 Jan 2015

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First_bipolar_transistor (1947)

First_bipolar_transistor (1947)
Replica of Bell Labs transistor (1947). In 1997 Lucent Technologies created this replica to commemorate the 50th anniversary of the invention of the point-contact transistor at Bell Labs in December 1947.

Flickr! image by Revol Web.

Flickr file: www.flickr.com/photos/38671911@N08/3984348493

Also on Wikimedia Commons: commons.wikimedia.org/wiki/File:Replica-of-first-transistor.jpg


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This work is licensed under a Creative Commons Attribution-ShareAlike 2.0 International License.

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Comments
 GrahamH
GrahamH club
I saw an article, back in the late 60s, about a 1930 Canadian patent for a transistor. The article was in Analog magazine. Bell labs appear to have a publicity system and to have been believed.
9 years ago.