Ejercicio Tablas Clase Ao

  • June 2020
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ALGUNOS INVENTOS DEL MILENIO COMUNICACIONES

Imprenta

Gutenberg

1437

Teléfono

Alexander Graham Bell

1876

Radio

Guglielmo Marconi

1894

TRANSPORTES Helicóptero

Igor Sikorsky

1939

Máquina de vapor

James Watt

1764

Submarino

Isaac Peral

1885

Aspirina

Félix Hoffmann

1897

Microscopio

Hans y Zacharias Janssen

1590

SALUD

Penicilina

Alexander Fleming

1928

Dinamita

Alfred Nobel

1866

Bombilla

Thomas Alva Edison

1879

Rayos X

Wilhelm Conrad Roentgen

1895

ENERGÍA

APARATOS DEL HOGAR Frigorífico

William Cullen

1784

Lavadora

Alva J. Fisher

1901

Olla exprés

Denis Papin

1679

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