29
/
en
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
45491
4003
2
Create
Public Timelines
Library
FAQ
For education
Cabinet
For educational institutions
For teachers
For students/pupils
jan 1, 1958 - Digital Phone Lines
Description:
Digital phone lines came into use, as prior to this copper telephone lines were being used.
Added to timeline:
22 Sep 2017
1
0
1045
Technology Development
Date:
jan 1, 1958
Now
~ 66 years ago
