33
/pt/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
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Steady development of mechanical calculators -size reduction, electronic motor drive, and other added features 1900-1975 (12 jan 1900 ano – 29 jan 1975 ano)
Adicionado na linha do tempo:
Calculator
By
Floofypanda
15 set 2017
0
0
663
Data:
12 jan 1900 ano
29 jan 1975 ano
~ 75 years
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