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31 dic 1964 anni - L'inventrice du kevlar

Descrizione:

Stephanie Kwolek a inventée le kevlar en 1964.

Aggiunto al nastro di tempo:

Eline Johan

10 gen 2019

0

0

569

Data:

31 dic 1964 anni

Adesso

~ 60 years ago

Immagini:

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