41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
2008233
166777
2
Public Timelines
FAQ

apr 23, 1894 - Spark transmitter invented

Description:

Guglielmo Marconi invented the spark transmitter and obtained the first patent for a radio device (Omaha World Herald, 1897; Buckland & Dye, 1991).

Added to timeline:

Date:

apr 23, 1894
Now
~ 132 years ago

Images: