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30 déc. 1955 - Primer marcapasos

Description:

En 1956, mediante la investigación con perros, Hopps inventó el primer dispositivo marcapasos, que era demasiado grande como para utilizarlo internamente.

Ajouté au bande de temps:

Gneraciones tecnologicas(camila arauz)

ByKami _sama
4 oct. 2018
0
0
494

Date:

30 déc. 1955
Maintenaint
~ Il y a 69 ans

Les images:

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