30
/fr/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
June 15, 2024
9476542
907063
2

1 janv. 1867 - Microphone

Description:

It was able to transform sound into electrical signals. It was made by Alexander Graham Bell.

Ajouté au bande de temps:

il y a 1 mois
1
0
56

Date:

1 janv. 1867
Maintenaint
~ Il y a 157 ans

Les images: