30 дек 1875 г. - the tel
Описание:
On March 7, 1876, 29-year-old Alexander Graham Bell receives a patent for his revolutionary new invention: the telephone. The Scottish-born Bell worked in London with his father, Melville Bell, who developed Visible Speech, a written system used to teach speaking to the deaf.https://www.youtube.com/watch?v=j3RbnsHTuVw
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Дата:
30 дек 1875 г.
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~ 149 г назад