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The first Headphones were invented (1 ene 1910 año – 1 sept 1951 año)

Descripción:

The American engineer Nathaniel Baldwin was behind the first invention of headphones. It is said that he made these headphones by hand in his kitchen. These headphones could amplify sound.

Añadido al timeline:

History of Computers

ByLekh
hace 10 meses atrás
0
0
58

fecha:

1 ene 1910 año
1 sept 1951 año
~ 41 years
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