April 29, 1913: Zipper patented.

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April 29, 1913: Zipper patented.

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Swedish Canadian Gideon Sundback received a U.S. patent this day in 1913 for the modern “hookless” zipper, which improved on the clasp locker exhibited by Whitcomb Judson at the 1893 World's Columbian Exposition in ...

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