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When was it invented?

English 13 Public

Invention

Study Slideshow

Mechanical clock

845

724

1767

657

15

Gunpowder

700

800

900

600

15

Glasses

1360

1490

1170

1280

15

Telescope

1408

1708

1508

1608

15

Microscope

1610

1611

1612

1609

15

Piano

1700

1698

1701

1750

15

Machine gun

1842

1852

1872

1862

15

Motorcycle

1888

1886

1885

1887

15

Airplane

1903

1902

1900

1901

10

TV

1922

1925

1924

1923

15

Nuclear bomb

1935

1950

1945

1925

15

Video game console

1958

1988

1978

1968

15

World Wide Web

1990

1991

1989

1980

15