invention image gallery
Post on 31-Dec-2015
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Invention Image Gallery. Productivity. Typewriter. Cash Register. Adding Machine. Sewing Machine. Food Processing. Tin Can. Can Opener. Condensed Milk. Breakfast Cereals. Refrigeration. Agricultural Production. Mechanical Reaper. Steel Plow. Tractor. Electricity and Communications. - PowerPoint PPT Presentation
TRANSCRIPT
Typewriter
Cash Register
Adding Machine
Sewing Machine
Tin Can Can Opener
Condensed Milk
Breakfast Cereals
Refrigeration
Mechanical Reaper
Steel Plow
Tractor
Electric Dynamo
Telegraph
First Telephone Early Telephone
Electric light
Electric Delivery System
First Four-Wheeled Auto Model T Ford
Assembly Line
Airplane
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