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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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Voice recording, used as evidence (1960s) (18 jan 1960 ano – 31 jul 2005 ano)

Descrição:

A sound spectrograph discovered to be able to record voices. Voiceprints began to be used in investigations and as court evidence from recordings of phones, answering machines, or tape recorders.

Adicionado na linha do tempo:

16 out 2017
0
0
1043

Data:

18 jan 1960 ano
31 jul 2005 ano
~ 45 years