National Inventors Hall of Fame

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Technology Inventions

The barcode was first sketched as lines in Florida beach sand

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Science Chemistry

Charles Goodyear patented vulcanized rubber

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Technology Transportation

Karl Benz publicly drove the first practical automobile

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Technology Inventions

Willis Carrier invented modern air conditioning

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Technology Inventions

Post-it Notes came from a glue that was too weak to work

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Technology Inventions

Velcro was invented by copying the burrs that stuck to a dog's fur

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