The Surprisingly Complex Design of the Ziploc Bag
(Photo: Wei Tchou)Technically speaking, Ziploc is... ...ever the brand, the design concept is the same: a bag that separates and reseals with a plastic zipper.... ...ish inventor Borge Madsen developed the practical resealable bag in 1950. It's a zipper with tiny hooks. Outside r... ...erson decsribes the his...
https://www.neatorama.com/2015/04/23/The-Surprisingly-Complex-Design-of-the-Ziploc-Bag/
