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aug 7, 1889 - Primer Telefono de disco
Description:
El disco rotatorio fue diseñado poco después dando como resultado el primer teléfono de disco.
Added to timeline:
Martinez_Israel_HistoriaTelefono
By
Israel Martinez Acosta
29 Sep 2018
0
0
406
Date:
aug 7, 1889
Now
~ 136 years ago
Images:
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