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30 Dez 1955 Jahr - Primer marcapasos

Beschreibung:

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

Zugefügt zum Band der Zeit:

Gneraciones tecnologicas(camila arauz)

ByKami _sama
4 Okt 2018

Datum:

30 Dez 1955 Jahr
Jetzt
~ 68 years ago

Abbildungen:

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