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1 gen 1863 anni - Bulk steel creation possible

Descrizione:

Bulk steel creation is made possible through the open-hearth process created by Siemens-Martin; the use of steel combined with reinforced concrete enables the construction of skyscrapers.

Aggiunto al nastro di tempo:

HASS Timeline

ByCameron
21 apr 2021
1
0
577

Data:

1 gen 1863 anni
Adesso
~ 162 years ago
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