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1901
The keypunch appears and changes very little over the
next half century.
1904 John A. Fleming patents the diode vacuum tube, setting
the stage for better radio communication.
1907 Gramophone music constitutes the first regular radio
broadcasts from New York.
1908 British scientist Campbell Swinton describes an electronic
scanning method and foreshadows use of the cathode-ray
tube (CRT) for television.
1924 TJ Watson renames CTR to IBM and popularizes the
"Think" slogan he coined at National Cash Register.
1927 Herbert Hoover's face is seen on screen during the
first demonstration of television in the US.
1928 The quartz crystal clock makes possible unprecedented
time keeping accuracy.
1929 Color television signals are successfully transmitted.
1935 IBM introduces an electric typewriter.
1937 Alan Turing presents the concept of the Turing Machine.
1937 John Vincent Atanasoff spends the winter devising
concepts for an electronic digital computer.
1938 William Hewlett and David Packard form "HEWLETT-PACKARD"
from a garage in Palo Alto, California.
1946 Alan Turing publishes a report on his design an Automatic
Computing Engine featuring random extraction of information.
1947-1948 The magnetic drum memory is introduced as magnetic
storage device for computers.
1949 The Whirlwind computer constructed under the leadership
of John Forrester of MIT is the first real-time computer
containing 5,000 vacuum tubes.
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