A steamboat patent was granted to the American engineer and inventor Robert Fulton.
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A patent was received for Ole Kirk Christiansen's LEGO plastic bricks.
Inventor Moses F Gale patented the cigar lighter in the US.
Benjamin Franklin announced his invention of bifocal eyeglasses.
Daniel Halladay patented the self-governing windmill.
Inventor Leo Baekeland patented the first thermosetting plastic, Bakelite, which sparked the birth of the plastics industry.
