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19 jun 1920 ano - Магнитные носители
Descrição:
Магнитная лента.Сначала была на бумажной основе,а позже на синтетической , на поверхности которой наносится тонкий слой ферромагнитного порошка.
Adicionado na linha do tempo:
Егорова Настя, Телицына Лена, Ильина Наташа
By
Алсу Ганиева
21 out 2017
0
0
1027
Data:
19 jun 1920 ano
Agora
~ 104 years ago
Imagens:
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