INVENTIONS AND DISCOVERIES

    INVENTIONS AND DISCOVERIES for Competitive exams practice

    Invention Year Inventor Country
    Acetylene Gas 1862 Berthelot France
    Adding Machine 1642 Pascal France
    Adhesive Tape, Scotch 1930 Richard Drew USA
    Aeroplane 1903 Orville & Wilbur Wright USA
    Aeroplane, Jet Engine 1939 Ohain Germany
    Aerosol Spray 1926 Erik Rotheim Norway
    Air Conditioning 1902 Carrier USA
    Airship(Non-Rigid) 1852 Henri Giffard France
    Artificial Heart 1957 William Kolff Netherlands
    Atomic Bomb 1945 J Robert Oppenheimer USA
    Atomic Numbers 1913 Moseley Britain
    Atomic Theory 1803 Dalton Britain
    Automatic Rifle 1918 John Browning USA
    Bakelite 1907 Leo H Baekeland Belgium
    Ballistic Missile 1944 Wernher von Braun Germany
    Balloon 1783 Jacques & Joseph Montgolfier France
    Ballpoint Pen 1888 John J loud USA
    Barometer 1644 Evangelista Torricelli Italy
    Battery(Electric) 1800 Alessandro Volta Italy
    Bicycle 1839-40 Kirkpatrick Macmillan Britain
    Bicycle Tyres(Pneumatic) 1888 John Boyd Duniop Britain
    Bifocal Lens 1780 Benjamin Franklin USA
    Bleaching Powder 1798 Tennant Britain
    Bunsen Burner 1855 R. Willhelm von Bunsen Germany
    Burglar Alarms 1858 Edwin T. Holmes USA
    Calculus 1670 Newton Britain
    Camera, Kodak 1888 Walker Eastman USA
    Canned Food 1804 Appert France
    Car(Petrol) 1888 Karl Benz Germany
    Car(Steam) 1769 Nicolas Cugnot France
    Carburettor 1876 Gottlieb Daimler Germany
    Cassette Videotape 1969 Sony Japan
    Cassette, Audio 1963 Philips co. Holland
    Celluloid 1861 Alexander Parkes Britain
    Cement (Portland) 1824 Joseph Aspdin Britain
    Chemotheraphy 1909 Ehrlich Germany
    Chronometer 1735 John Harrison Britain
    Cinema 1895 Nicolas and Jean Lumiere France
    Clock (Mechanical) 1725 I Hsing & Liang Ling Tsan China
    Cloning, DNA 1973 Boyer, Cohen USA
    Cloning, Mammal 1996 Wilmut, et al UK
    Compact Disc 1972 RCA USA
    Compact Disc Player 1979 Sony, Philips co Japan, Netherlands
    Computer, Laptop 1987 Sinclair Britain
    Computer,Mini 1960 Digital corp USA
    Crossword Puzzle 1913 Arthur Wynne USA
    Ct Scan 1973 Hounsfield Britain
    Diesel Engine 1895 Rudolf Diesel Germany
    Disc Brakes 1902 Dr. F Lanchester Britain
    Disc, Video 1972 Phillips co Holland
    DNA, Structure 1951 Crick-UK,Watson- US,Wilkins-UK
    Dynamo 1832 Hypolite Pixii France
    Electric Flat Iron 1882 H.W. Seeley USA
    Electric Iron 1882 Henry W.Seely USA
    Electric Lamp 1879 Thomas alva Edison USA
    Electric Motor (AC) 1888 Nikola Tesla USA
    Electric Motor (DC) 1873 Zenobe Gramme Belgium
    Electric Washing Machine 1906 Alva J Fisher USA
    Electromagnet 1824 William Sturgeon Britain
    Electron 1897 Thomson J Britain
    Electronic Computer 1824 Dr Alan M turning Britain
    Electroplating 1805 Luigi Brugnatelli Italy
    Facsimile Machine 1843 Alexander Bain Britain
    Fibre-Optics 1955 Kepany Britain
    Film (Moving Outlines) 1885 Louise Prince France
    Film (Musical Sound) 1923 Dr Le de forest USA
    Film (Talking) 1922 J. Engl, J.Mussolle & H Vogt Germany
    Floppy Disk 1970 IBM USA
    Fountain Pen 1884 Lewis E. Waterman USA
    Frequency Modulation 1933 EH Armstrong USA
    Frisbee 1948 Fred Morrisson USA
    Galvanometer 1834 Andre-Marie Ampere France
    Glider 1853 Sir George Cayley Britain
    Gramophone 1878 Thomas Alva Edison USA
    Helicopter 1924 Etinne Oehmichen France
    Hiv 1984 Martagnier France
    Holography 1947 Denis Gason Britain
    Hydrogen Bomb 1952 Edward Teller USA
    Intelligence Testing 1905 Simon Binet France
    Jet Engine 1937 Sir Frank Whittle Britain
    Laser 1960 Theodore Maiman USA
    Launderette 1934 J.F. Cantrell USA
    Lift (Mechanical) 1852 Elisha G Otis USA
    Lightning Conductor 1752 Benjamin Franklin USA
    Locomotive 1804 Richard Trevithick Britain
    Logarithms 1614 Napier Britain
    Loom, Power 1785 E cartwright Britain
    Loudspeaker 1900 Horace Short Britain
    Machine Gun 1718 Richard Gatling Britain
    Magnetic Recording Tape 1928 Fritz Pfleumer Germany
    Match, Safety 1826 John Walker Britain
    Microphone 1876 Alexander Graham Bell USA
    Microprocessor 1971 Robert Noyce & Gordon Moore USA
    Microscope,Comp 1590 Z.Janssen Netherlands
    Microscopes, Elect 1931 Ruska Knoll Germany
    Microwave Oven 1947 Percy LeBaron Spencer USA
    Motorcycle 1885 G. Daimler Germany
    Movie Projector 1593 Thomas Edison USA
    Mri 1971 Damadian USA
    Neon Lamp 1910 George Claude France
    Neutron 1932 Chadwick Britain
    Neutron Bomb 1958 Samuel Cohan USA
    Nylon 1937 Dr Wallace H Carothers USA
    Optical Fibre 1955 Narinder Kapany Germany
    Pacemaker 1952 Zoll USA is
    Paper AD 105 China
    Pasteurization 1867 Lewis Pasteur France
    Pencil 1792 Lacques Nicolas Conte France
    Periodic Table 1869 Mendeleyev Russia
    Photo Film, Celluloid 1893 Reichenbach USA
    Photo Film, Transparent 1884 Goodwin Eastman USA
    Photocopier 1938 Carlson USA
    Photoelectric Cell 1893 Julius Elster, Hans F Geitel Germany
    Photography (On Film) 1888 John Carbutt USA
    Photography (On Metal) 1826 J.N. Niepce France
    Photography (On Paper) 1835 W.H. Fox Talbot Britain
    Piano 1709 Cristofori Italy
    Pistol, Revolver 1836 Colt USA
    Plutonium Fission 1940 Kennedy, whal,Seaborg,Segre USA
    Pop-Up Toaster 1927 Charles Strite USA
    Printing (Rotatory) 1846 Richard Hoe USA
    Printing (Web) 1865 William Bullock USA
    Printing Press 1455 Johann Gutenberg Germany
    Proton 1919 Rutherford New Zealand
    Quantum Theory 1900 Plank Germany
    Radar 1922 AH Taylor and Leo C Young USA
    Radio Telegrapy 1864 Dr Mohlon Loomis USA
    Radio Telegrapy (Trans- Atlantic) 1901 G Marconi Italy
    Radiocarbon Dating 1947 Libby USA
    Rayon 1883 Sir Joseph Swan Britain
    Razor (Electric) 1931 Col Jacob Schick USA
    Razor (Safety) 1895 King C Gillette USA
    Refrigerator 1850 James Harrison, Alexandre catlin USA
    Relativity Theory 1905 Einstein Germany
    Rubber (Latex Foam) 1928 Dunlop Rubber Co. Britain
    Rubber (Tyres) 1846 Thomas Hancock Britain
    Rubber (Vulcanised) 1841 Charles Goodyear USA
    Rubber (Waterproof) 1823 Charles Macintosh Britain
    Safety Pin 1849 Walter Hunt USA
    Safety Razor 1903 King camp Gillette USA
    Seatbelt 1959 Volvo Sweden
    Self-Starter 1911 Charles F Kettering USA
    Ship (Steam) 1775 IC Perier France
    Ship (Turbine) 1894 Hon Sir C Parson Britain
    Silk Manufacture 50 BC China
    Skyscraper 1882 W Le Baron Jenny USA
    Slide Rule 1621 William Oughtred Britain
    Spinning Frame 1769 Sir Richard Arkwright Britain
    Spinning Jenny 1764 JamesHargreaves Britain
    Spinning Mule 1779 Samuel Crompton Britain
    Steam Engine 1698 Thomas Savery Britain
    Steam Engine(Condenser) 1765 James Watt Britain
    Steam Engine(Piston) 1712 Thomas Newcomen Britain
    Steel(Stainless) 1913 Harry Brealey Britain
    Stethoscope 1819 Laennec French
    Submarine 1776 David Bushnell USA
    Super Computer 1976 J.H Van Tassel USA
    Synthesiser 1964 Moog USA
    Tank 1914 Sir Emest D Swington Britain
    Tape Recorder 1899 Fessenden Poulsen Denmark
    Telegraph 1787 M Lammond France
    Telegraph Code 1837 Samuel FB Morse USA
    Telephone (Imperfect) 1849 Antonio Meucci Italy
    Telephone (Perfected) 1876 Alexander Graham Bell USA
    Telephone, Cellular 1947 Bell Labs USA
    Telescope 1608 Hans Lippershey Netherlands
    Television (Electronic) 1927 P.T Farnsworth USA
    Television (Mechanical) 1926 John Logie Baird Britain
    Television, Colour 1928 John Logie Baird Britain
    Transformer 1831 Michael Faraday Britain
    Transistor 1948 Bardeen, Shockley & Brattain USA
    Transistor Radio 1955 Sony Japan
    Uranium Fission, Atomic Reactor 1942 Szilard Fermi USA
    Vacuum Cleaner 1907 Spangler USA
    Velcro(Hook-And-Loop- Fastner) 1948 Geprges de Mestral Switzerland
    Videotape 1956 Charles Ginsberg USA
    Washing Machine(Elec) 1907 Hurley Machine co USA
    Watch 1462 Bartholomew Manfredi Italy
    Welder (Electric) 1877 Elisha Thomson USA
    Windmill 600 Persian corn grinding
    Wireless (Telegraph The) 1896 G Marconi Italy
    X-Ray 1895 W.K Roentgen Germany
    Zip Fastener 1891 W.L Judson USA
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