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29 dic 1928 anni - Rockfeller Differential Analyzer

Descrizione:

It was the electric version of the differential analyzer
it had 2000 vacuum tubes with motors and relays
it was created in 1928-1931

Aggiunto al nastro di tempo:

timeline 2

ByTessa
9 nov 2017

Data:

29 dic 1928 anni
Adesso
~ 95 years ago

Immagini:

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