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en
AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
104742
9500
2

apr 1, 1971 - Early 1971 - Texas Instruments continues innovation in calculators and works on "calculators on a chip" using integrated circuits (ICs).

Added to timeline:

4 Oct 2017
0
0
166
Calculator history

Date:

apr 1, 1971
Now
~ 47 years ago
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