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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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5 h 43 m, 2 jan 1920 ano - Tri ergon group(germany) and Lee de forest(US) made optical sound: took care of synchonization
Adicionado na linha do tempo:
Art History Final
By
Bethany Walker
8 nov 2017
0
0
416
Data:
5 h 43 m, 2 jan 1920 ano
Agora
~ 105 years ago
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