Tech History Today – May 20

In 1891 – The first public demonstration of a prototype Kinetoscope was given at Edison’s laboratory for approximately 150 members of the National Federation of Women’s Clubs. The New York Sun reported on the demonstration.

In 1958 – Robert Baumann obtained a patent for a satellite. (U.S. No. 2,835,548). The patent stipulated the government could use the technology without having to pay royalties.

In 1990 – The Hubble Space Telescope sends its first light image back to Earth, taken with the wide field/planetary camera.