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First Dial Recorder
The first dial recorder was invented by Dr. Alexander Dey, and Dey's business became one of the building blocks of C-T-R. -
Incorporated
IBM was incorporated in the state of New York on June 16, 1911 as the Computing- Tabulating- Recording Company (C-T-R) -
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Lock Autograph Recorder
C-T-R's engineering and research staff developed new and improved mechanisms to meet the broadening needs of its customers. The company introduced the lock autograph recorder, the first complete school time control system, and launched the Electric Accounting Machine. -
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Carroll Rotary Press
The Carroll Rotary Press was developed to produce cards at high speed, and punched card capacity was doubled. -
Name Change
C-T-R's name was formally changed to International Business Machines Corporation. -
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Selective Sequence Electronic Calculator
IBM introduced the Selective Sequence Electronic Calculator as the company's first large-scale digital calculating machine, the successful 604 Electronic Calculating Punch. -
Thomas J. Watson Sr. died
June 19, 1956 at age 82. -
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Floppy disk
The floppy disk became the standard for storing personal computer data. -
First chairman
Louis V. Gerstner, Jr. arrived as IBM's chairman and CEO. For the first time in the company's history IBM had found a leader from outside its ranks. -
Deep Blue
IBM dramatically demonstrated computing's potential with Deep Blue, a 32-node IBM RS/6000 SP computer programmed to play chess on a world class level.
