Inventor: Gideon Sundback
Date of Patent: March 1917
More info:
Almost everybody uses a zip from day to day. But how many people actually knows how it works?
It is made from two sets of locking teeth. It’s a similar idea to weaving the fingers on each hand together.
It’s slightly more complex than that though and it took Gideon Sundback around 7 years to perfect it.
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