Invention
|
Year
|
Inventor
|
Country
|
Air conditioning
|
1902
|
Carrier
|
USA
|
Atomic bomb
|
1945
|
J Robert
Oppenheimer
|
USA
|
Ball-Point Pen
|
1888
|
John J Loud
|
USA
|
Barometer
|
1644
|
Evangelista
Torricelli
|
Italy
|
Bicycle
|
1839-40
|
Kirkpatrick
Macmillan
|
Britain
|
Car(stream)
|
1769
|
Nicolas cugnot
|
France
|
Carburetor
|
1876
|
Gottlieb daimiler
|
Germany
|
Car(Petrol)
|
1888
|
Kari Benz
|
Germany
|
Cassette(videotape)
|
1969
|
Sony
|
Japan
|
Cinema
|
1895
|
Nicolas &
Jean Lumiere
|
France
|
Compact disc
|
1972
|
RCA
|
USA
|
Computer(Laptop)
|
1987
|
Sinclair
|
Britain
|
Diesel engine
|
1895
|
Rudolf Diesel
|
Germany
|
Dynamo
|
1832
|
Hypolite Pixii
|
France
|
Electric washing
machine
|
1906
|
AlvaJ Fisher
|
USA
|
Electron
|
1897
|
Thomson J
|
Britain
|
Fiber optics
|
1955
|
Kepany
|
Britain
|
Film(Moving
Outline)
|
1885
|
Louis Prince
|
France
|
Film(Talking)
|
1922
|
J Engl, J
Mussolle & H Vogt
|
Germany
|
Gramophone
|
1878
|
Thomson Alva
Edison
|
USA
|
Helicopter
|
1924
|
Etienne Oehmichen
|
France
|
Hydrogen Bomb
|
1952
|
Edward teller
|
USA
|
Jet Engine
|
1937
|
Sir Frank Whittle
|
Britain
|
Laser
|
1960
|
Theodore maiman
|
USA
|
Microphone
|
1876
|
Alexander Graham
Bell
|
USA
|
Microwave Oven
|
1947
|
Percy LeBaron
Spencer
|
USA
|
Pacemaker
|
1952
|
Zoll
|
USA
|
Photoelectric Cell
|
1893
|
Julius Eister,
Hans F Geitel
|
Germany
|
Pistol, Revolver
|
1836
|
Colt
|
USA
|
Radar
|
1922
|
A H Taylor &
Leo C Young
|
USA
|
Radiocarbon dating
|
1947
|
Libby
|
USA
|
Radio telegraphy
|
1864
|
Dr Mohlon Loomis
|
USA
|
Refrigerator
|
1850
|
JAMES Harrison,
Alexander catlin
|
USA
|
Rubber(Tyres)
|
1846
|
Thomas hancock
|
Britain
|
Ship(Stream)
|
1775
|
I C
Perier
|
France
|
Stream Engine
|
1698
|
Thomas Savery
|
Britain
|
Steel(stainless)
|
1913
|
Harry Brearley
|
Britain
|
Super computer1976
|
1976
|
J H Van Tassel
|
USA
|
Telegraph
|
1787
|
M Lammond
|
France
|
Telephone(Cellular)
|
1947
|
Bell Labs
|
USA
|
Telephone(Imperfect)
|
1849
|
Antonio Meucci
|
Italy
|
Telephone(Perfect)
|
1976
|
Alexander Graham
Bell
|
USA
|
Telescope
|
1608
|
Hans Lippershey
|
Naetherlands
|
Television(mechanical)
|
1926
|
John Logie Baird
|
Britain
|
Television(electronic)
|
1927
|
P T Farnsworth
|
USA
|
Television(Color)
|
1928
|
John Logie Baird
|
Britain
|
Transformer
|
1831
|
Michael Faraday
|
Britain
|
Transistor
|
1948
|
Bardeen, Shockley
& Brattain
|
USA
|
Uranium Fission(Atomic
reactor)
|
1942
|
Szilard Fermi
|
USA
|
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