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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
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1 jan 1969 ano - Willco
Descrição:
introduces the first hearing aid with a directional microphone
Adicionado na linha do tempo:
History of Deaf Technology (1960-2017)
By
Aniya Smith
7 dez 2017
0
0
3817
Data:
1 jan 1969 ano
Agora
~ 55 years ago
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