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1 jan 1966 ano - Zuntz optikoa

Descrição:

Charles Kao eta George Hockham zuntz optikoa asmatu zuen. Kristaleskoa edo plastikoa hodian dira. Seinaleak transmititzeko asko eraginkorragoa gaitesua dute. Une honetan, elektrizitata eta eroale mekanikoak beira eta argia ordezkoatu zituzten.

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ByEmili Tessy
4 out 2018
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550

Data:

1 jan 1966 ano
Agora
~ 59 years ago

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