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Amplificadores da AT&T (jun 27, 1913 – jun 27, 1913)

Description:

Aumentando a distância das conversas telefônicas.

Added to timeline:

Technology TimeLine By Maurilio Benevento

ByMaurilio Benevento
9 months ago
4
0
6998

Date:

jun 27, 1913
jun 27, 1913
~ 0 min
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