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25 déc. 1862 - 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

Ajouté au bande de temps:

Industrial Revolution

3 mai 2021

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240

Date:

25 déc. 1862

Maintenaint

~ Il y a 162 ans

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