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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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7 ene 1923 año - Vladimir Zvorykin desarrolla el primer tubo de Camara: El Iconoscopio
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jorge
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Jorge González Cordero
17 nov 2017
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fecha:
7 ene 1923 año
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~ 102 years ago
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