What do zippers have in common with the Ferris Wheel, Cracker Jacks, Juicy Fruit gum and the first practical dishwasher? They were all introduced to the world at the 1893 Chicago Worlds’s Fair, which ...
Within the fields of everyday carry and travel security, the zipper lock is a category whose core structure has rarely been reexamined. For decades, most designs have relied on keys or simple ...
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