33
/it/
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 gen 1900 anni – 29 gen 1975 anni)
Aggiunto al nastro di tempo:
Calculator
By
Floofypanda
15 set 2017
0
0
663
Data:
12 gen 1900 anni
29 gen 1975 anni
~ 75 years
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