WALTER BRATTAIN SIGNED CARD, NOBEL PRIZE FOR PHYSICS DISCOVERY OF THE TRANSISTOR

Description

WALTER BRATTAIN SIGNATURE
, "Walter Brattain", on back of plain 3 x 5 postcard, postmarked Nov 7, 1972. Minor postal marks, otherwise in fine condition by co-recipient of the
Nobel Prize for Physics for the discovery of the transistor.
Walter Houser Brattain
(February 10, 1902 – October 13, 1987) was an American physicist at
Bell Labs
who, along with fellow scientists
John Bardeen
and
William Shockley
, invented the
point-contact transistor
in December 1947.
The transistor is "the key enabler of modern electronics". The three men received
the Nobel Prize in Physics in 1956
"for research on semiconductors and the discovery of the transistor.
#10610
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