Tag: raytheon

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		March 9, 1959 – The Barbie Doll Debuts from The Engineer's Notebook posted in General Discussion Pathfinder Tags: abs jack ryan mattell PVC raytheon ...	Created on 03/09/2009 4:14 PM by Steve Melito
		July 24, 1957 – Western Electric Builds the DEW Line from "On This Day" In Engineering History posted in General Discussion Pathfinder Tags: cold war early warning July 24 motorola raytheon ...	Created on 07/24/2008 11:08 AM by Steve Melito