7 mar 1876 año - Bell patented The Telephone
Descripción:
Bell patented his device on March 7, 1876, and the device quickly began to spread. Soon, it was built the first regular telephone line from Boston to Somerville. Then, the development of the telephone industry experiencied a sharp rise.
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fecha:
7 mar 1876 año
Ahora mismo
~ 148 years ago
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