YEAR

INVENTION

INVENTOR

 COUNTRY

3500 BC

Wheel

———

Sumeria

100 AD

Paper

Tsai Lun

China

800 AD

Gunpowder

———

China

1821

Electric Motor

Michael Faraday

Britain

1837

Telegraph

William Cooke

Britain

1867

Dynamite

Alfred Nobel

Sweden

1876

Telephone

Alexander Graham Bell

USA

1877

Electric Light

Thomas Alva Edison

USA

1855

Petrol Engine

Karl Benz

Germany

1893

Diesel Engine

Rudolf Diesel

Germany

1895

Radio

Guillermo Marconi

Italy

1895

X-Ray Machine

Wilhelm Roentgen

Germany

1937

Jet Engine

Frank Whittle

Britain

1946

Electronic Computer

J. Presper Eckert

USA

1948

Transistor

William Shockley, John Bardeen, W. H. Brattain

USA

1976

Super Computer

J. H. Tassel

USA