12
/
en
AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
41745
3992
2

jul 20, 1958 - Digital phonelines

Description:

Digital phone lines came into use, as prior to this copper telephone lines were being used.

Added to timeline:

8 months ago
0
0
112
History of computing 30s - present day

Date:

jul 20, 1958
Now
~ 59 years ago
FeedbackAboutTermsPrivacy