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INVENTION
FACTS
The Invention Facts are organized alphabetically by invention title. Pick any letter in this invention listing and you will find an array of interesting and revealing information.
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H
Invention
Inventor
Hair Dryer  
Halftone Printing Process Frederic Eugene Ives
Hand-held Calculator Jack Kilby, James VanTassel and Jerry Merryman
Hershey Bar Milton Hershey
Holography Emmett Leith and Juris Upatnieks
Hot Air Balloon Joseph and Jacques Montgolfier
Hula Hoop Richard Knerr  and Arthur Melin
Human Powered Flight Paul MacCready
 

 

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