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AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
64730
1985
1

jan 9, 1867 - Reinforced concrete invented

Added to timeline:

10 months ago
0
0
103
Technology timeline Kushaj

Date:

jan 9, 1867
Now
~ 151 years ago
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