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7 nov 2002 año - Simplicity Signalers

Descripción:

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

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Deaf Technology 1960s-2017

ByBlanche Padecio
13 dic 2017
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0
537

fecha:

7 nov 2002 año
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~ 22 years ago
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