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Inventions

Inventions
In which year was MIDI introduced?

1973
1987
1983
1977

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Inventions
Who invented Bicycle?

Kirkpatrick Macmillan
Karl Benz
Evangelista Torricelli
Leo H Baekeland

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Inventions
When was Milk Tray first introduced?

1923
1915
1934
1942

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Inventions
When was the Raggedy Ann doll patented?

1911
1919
1915
1920

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Inventions
What invention was first installed at a Hartford, Connecticut bank in 1889?

Burglar alarm
Automatic teller machine
Pay telephone
Time-lock safe

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Inventions
Who invented Electric Generator?

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

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