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Inventions

Inventions
In which decade was the telegraph invented?

1890s
1810s
1870s
1840s

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Inventions
Who invented Electric Generator?

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

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Inventions
What beverage was invented by Charles Alderton in 1885 in Waco, Texas?

Cream soda
Coca-Cola
Dr. Pepper
Sprite

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Inventions
When were bar code scanners invented?

1940s
1970s
1960s
1950s

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Inventions
What charge card, developed in 1950, was the first to be accepted nationally in the US?

Visa
Diner's Club
MasterCharge
Discover

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Inventions
In which year was MIDI introduced?

1973
1977
1983
1987

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