Inventors Flashcards by Sadiya Praween

Q

Ballpoint pen

A

László Bíró

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Q

Bicycle

A

Karl Drais

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Q

Microwave oven

A

Percy Spencer

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Q

Calculator

A

Blaise Pascal

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Q

Gramophone

A

Emile Berliner

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Q

Telephone

A

Alexander Graham Bell

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Q

Combustion engine

A

Étienne Lenoir

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Q

Computer

A

Charles Babbage

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Q

Helicopter

A

Igor Sikorsky

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Q

Laser

A

Theodore Maiman

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Q

Electric motor

A

Michael Faraday

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Q

Internal combustion engine

A

Nikolaus Otto

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Q

Automobile

A

Karl Benz

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Q

X-ray

A

Wilhelm Röntgen

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Q

Radio

A

Guglielmo Marconi

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Q

Television

A

John Baird

Q

Phototype setting

A

Louis Moyroud & René Higonnet