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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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31 dic 1947 año - Invención del transistor.
Añadido al timeline:
xexu
By
XExu
16 oct 2018
1
0
489
fecha:
31 dic 1947 año
Ahora mismo
~ 77 years ago
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