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INVENTION
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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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R
Invention
Inventor
Radio Remote Control John Hays Hammond
Radio, Wirless Signaling Reginald Fessenden
Radioactivity, study of Marie Curie
Random Access Memory Jay Forrester
Reaper Cyrus McCormick
Reflecting Telescope Isaac Newton
Refrigerator Carl Linde
Remote Control Robert Adler
Revolver Colt Samuel Colt
Rocket, Liquid-Fueled Robert Goddard
Roll Film George Eastman
Rolodex Hildaur Neilsen
ROOMBA robotic vacuum Helen Greiner
Rubik's Cube Erno Rubik
      

 

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