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November 1, 2025
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197610
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jan 1, 1876 - Telephone

Description:

During the 1870's, two well known inventors both independently designed devices that could transmit sound along electrical cables. Those inventors were Alexander Graham Bell and Elisha Gray.

Exposure: Modern telephone models used for calling loved ones ad friends.

Added to timeline:

17 Dec 2018
0
0
735

Date:

jan 1, 1876
Now
~ 149 years ago

Images: