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Scottish inventions and discoveries are objects, processes or techniques either partially or entirely invented or discovered by a person born in or descended from Scotland. In some cases, an invention ...
Persona
Gilbert Melville Grosvenor, born on May 5, 1931, is a past president and chief executive of the National Geographic Society, as well as a former editor of National Geographic Magazine.Born in Washingt ...
Persona
Alexander Melville Bell (1 March 1819 – 7 August 1905) was a teacher and researcher of physiological phonetics and was the author of numerous works on orthoepy and elocution.Additionally he was also t ...
Definición
The invention of the telephone is the culmination of work done by many individuals, the history of which involves a collection of claims and counterclaims. The development of the modern electrical tel ...
Definición
El teléfono es un dispositivo de telecomunicación diseñado para transmitir señales acústicas por medio de señales eléctricas a distancia. Durante mucho tiempo Alexander Graham Bell fue considerado el ...
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