4th Grade Technology Links
| Ohio Inventors: |
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Abe Bookman (on right)
Magic 8 Ball |
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Clarence Crane
Lifesavers |
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Harry M. Stevens
Hot Dog
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Charles Goodyear
Vulcanized Rubber
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Ermal Fraze
Pop-top Can
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Roy J. Plunkett
Teflon
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Charles Brush
Arched Street Lights |
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Coburn Haskell
Golf Ball
|
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Orville Wright
Airplane
|
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Wilbur Wright
Airplane
|
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Garrett Morgan
Gas Mask &
1st Electric Traffic Light
|
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Thomas Edison
Lightbulb, Phonograph,
Movie Camera, Voting Machine |
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Henry Parsons Crowell
Breakfast Cereal |
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Jerry Siegel
Superman
|
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Joe Shuster
Superman |
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James Murray Spangler
Portable Vaccum Cleaner |
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Charles Kettering
1st Self Starting Car |
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William F. Semple
1st Patented Chewing Gum |
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Joseph McVicker
Play-Doh |
 | John B. Tytus, Jr.
Continuous Rolling Sheets of Steel |
 | James Jacob Ritty
1st Cash Register |