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Electromechanical tabulating machines (1 янв 1920 г. – 1 янв 0 г.)
Описание:
By 1930 electromagnetic tabulating machines could add, subtract and print accumulated totals.
Добавлено на ленту времени:
6 авг 2018
0
0
439
Science Timeline Computers
Дата:
1 янв 1920 г.
1 янв 0 г.
~ 1 years