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The Stuff of Genius - The Phillips Screwdriver

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Published on Jun 17, 2010

Flat-head screwdrivers have been around for centuries, but when Henry Phillips realized he'd need a better screwdriver for power tools, inspiration struck. Learn more about his Stuff of Genius -- the Phillips Screwdriver -- in this episode.

http://howstuffworks.com
http://www.facebook.com/StuffofGenius
http://itunes.apple.com/us/podcast/th...

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