Daniel Halladay patented the self-governing windmill.
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Jan Matzeliger gave a public demonstration about his shoe-producing invention in Lynn, Massachusetts.
A patent for his electric lamp invention was given to Thomas Edison.
Isaac Fischer Jr. patented sandpaper in Springfield, Vermont, US.
Birt Acres, a British inventor, patented the film camera/projector.
A patent was granted to Robert Goddard for a liquid-filled rocket.
