Thomas Edison filed his patent for the Optical Phonograph.
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The Safety Hood, which would later become the gas mask, was patented by Garrett Morgan.
Birt Acres, a British inventor, patented the film camera/projector.
The pocket watch patent was awarded to Dutch mathematician and scientist Christiaan Huygens.
Samuel Briggs and his son patented his nail-making machine.
Trio inventors were granted the patent to the ATM.
