Slide 1Life without these? NO WAY!! A Brief Look At Innovations during and shortly before the 2 nd Industrial Revolution (1870-1900) Slide 2 Refrigerator 1834Jacob Perkins…
Slide 1The Invention of the Zipper By Maggie Gerrald Slide 2 Table of Contents Description of a Zipper How the Zipper came to be The Different Works of the Zipper Slide 3…