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The idea for this invention came in 1948, when a Swiss man returned from a walk with his dog to find them both covered in cockleburs. He looked at the burrs under a microscope and saw their natural loop-grabbing hooks protruding from a core.

Patents Bubblewrap, Bottlecaps, Barbed Wire, and Other Ingenious Inventions by Ben Ikenson

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Velcro Scotch tape Pleather Ibuprofen
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