SUCCESSFUL TELEPHONE TEST ON THIS DAY

Alexander Graham Bell | Biography, Education, Telephone, Inventions, & Facts | Britannica

March 10, 1876, the first discernible speech was transmitted
over a telephone system when inventor
Alexander Graham
Bell summoned his assistant in another room by saying,
“Mr. Watson, come here; I want you.” Bell had received a
comprehensive telephone patent just three days before.


The Evolution of the Telephone | Evolution, Telephone, Alexander graham bell

Bell Patents the Telephone | National Geographic Society

Alexander Graham Bell Museum

posted by Bob Karm in ANNIVERSARY,DEBUT,HISTORY,INVENTION,Telephone and have No Comments

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