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5 ч 43 мин, 2 янв 1920 г. - Tri ergon group(germany) and Lee de forest(US) made optical sound: took care of synchonization

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Art History Final

ByBethany Walker
8 ноя 2017

Дата:

5 ч 43 мин, 2 янв 1920 г.
Сейчас
~ 104 г назад
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