Music
Sport
Film & TV
U.S. History
2025
Music
Sport
Film & TV
U.S. History
2025
On Oct 17, 1888, Thomas Edison filed his patent for the Optical Phonograph.
On Oct 17, 1888
Thomas Edison filed his patent for the Optical Phonograph.
Source
Read Next Historical Events
What Happened on Oct 17?
What Happened in 1888?