Unknown Geniuses Behind 10 Of The Most Useful Inventions

When we hear the word “inventor,” we think of people like Thomas Edison or the Wright Brothers. Some of the coolest inventors, though, are people you probably don’t know. They didn’t invent planes or light bulbs; these people created products used so often, you probably didn’t even realize they were inventions

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Unknown Geniuses Behind 10 Of The Most Useful Inventions