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INVENTIONS

Inventions
For what does the world owe Almon Strowger a debt of gratitude?

Traffic Lights
Vending Machines
Parking Meters
Automatic Telephone Exchanges

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Inventions
In which decade was the telegraph invented?

1890s
1840s
1870s
1810s

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Inventions
What inspired reflecting road lights to be invented?

The light a cat's eyes gave off on a fence
The sun light on the windshield
Sun light on steel posts on road sides
Car door reflecting mirrors

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Inventions
When were blue jeans invented?

1900s
1850s
1870s
1860s

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Inventions
Who invented Electric Generator?

Sir Alexander Graham Bell
Michael Faraday
Alfred B. Nobel
Thomas Alva Edison

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