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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 lugl 1971 anni - Also early 1971 - The first true pocket calculator, the LE-120A "HANDY", is released by Busicom. It is also the first calculator using an LED display, a single IC, and replaceable batteries.

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ByCasey
4 ott 2017
0
0
687

Data:

1 lugl 1971 anni
Adesso
~ 54 years ago
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