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18 ore 26 min, 1 feb 1972 anni - Scientific Calculator

Descrizione:

First scientific hand-held calculator (HP-35) introduced (US$395).

Aggiunto al nastro di tempo:

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ByCindy Kilpatrick

7 feb 2020

1

0

1806

Data:

18 ore 26 min, 1 feb 1972 anni

Adesso

~ 53 years ago

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