Thomas Edison received a patent for his new invention, the phonograph.
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Thomas Edison demonstrated his hand-cranked phonograph for the first time.
Robert Watson-Watt demonstrated radar in Slough, England, UK.
A patent was awarded to Willis Carrier, which gave us the world’s first Air Conditioner.
Inventor Harvey Hubbell patented the popular light bulb with a pull chain.
The first public display of Thomas Edison's prototype kinetoscope was shown to members of the National Federation of Women's Club.
