Metadata
Author: WikiMatrix
Data
English[en]
April Television demonstrations are held at the 1939 New York World's Fair on Long Island and the Golden Gate International Exhibition in San Francisco.
Tagalog[tl]
Ang Flourescent light bulb ay sinimulang ibenta noong 1938 at iprinisinta sa publiko sa New York World’s Fair at Golden Gate Exposition sa San Francisco, California.