29
/
en
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
63030
5891
2
Create
Public Timelines
Library
FAQ
For education
Cabinet
For educational institutions
For teachers
For students/pupils
jun 7, 1933 - FM radio is patented by Edwin Armstrong
Description:
Frequency Modulation Radio. Doesn't take off until after his death
Added to timeline:
24 Sep 2017
0
0
555
Mixtape Anatomy Timeline
History of Music Timeline. NOTE: Not all events have accurat...
Date:
jun 7, 1933
Now
~ 90 years ago