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7 nov 2002 anni - Simplicity Signalers

Descrizione:

These Signal based devices add signaling to control various sounds within the house. In other words, sounds that are made can be represented into a signal, making it easier for the Deaf to be aware

Aggiunto al nastro di tempo:

Deaf Technology 1960s-2017

ByBlanche Padecio
13 dic 2017
0
0
536

Data:

7 nov 2002 anni
Adesso
~ 22 years ago
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