Invention and Inventors..... What Who When Country Automatic calculator Wilhelm Schickard 1623 Germany Adding machine Blaise Pascal 1642 France Animation Emile Reynaud 1892 France Aspirin Dr. Felix Hoffman 1899 Germany Antiseptic Dr. Joseph Lister 1867 England Atom Bomb Julius Robert Oppenheimer 1945 U.S Barometer Evangelista Torricelli 1643 ITALY Ballpoint Pen László Bíró 1938 France Bifocal Lens Benjamin Franklin 1784 U.S Cement Joseph Aspdin 1824 England Cadmium Friedrich Stromeyer 1817 Germany Clarinet Johann Christoph Denner 1690 Germany Cash register James Ritty 1879 USA Cinema Lumiere brothers 1894 France Dental Plate Anthony A. Plantson 1817 U.S Diesel Engine Rudolf Diesel 1895 Germany Dynamite Alfred B. Nobel 1867 Sweden Electronic calculator IBM 1954 USA Electric stove/cooker William S. Hadaway 1896 USA Electric Battery Volta 1800 Italian Electric Generator Michael Faraday 1831 UK Electric Lamp Thomas Alva Edison 1879 U.S Electromagnet William Sturgeon 1824 England Elevator Elisha G. Otis 1852 U.S Fountain Pen Lewis Edson Waterman 1884 U.S Gramophone Thomas Edison 1878 U.S Gyrocompass Elmer A. Sperry 1908 U.S Hot air balloon Josef and Etienne Montgolfier 1783 France Helicopter Igor Sikorsky 1939 Russia Jet Engine Hans Von Ohain 1936 Germany Light bulb Heinrich Goebel 1854 Germany Lightning Conductor Benjamin Franklin 1752 U.S Microwave oven Percy Spencer 1947 USA Machine Gun Richard Gaffing 1861 U.S Motor Scooter Greville Bradshaw 1919 England Microscope Zacharis Janssen 1590 Netherlands Pacemaker Dr. Paul Zoll 1952 USA Pocket watch Peter Henlein 1510 Germany Pendulum clock Christiaan Huygens 1657 Netherlands Piano Bartolomeo Cristofori 1700 Italy Parachute Jean Pierre Blanchard 1785 France Revolver Samuel Colt 1835 U.S Small Pox Vaccine Edward Jenner 1796 England Steam engine Thomas Savery 1698 UK Steam boat John Fitch 1786 USA Saxophone Adolphe Sax 1846 Belgium Steam-powered airship Henri Giffard 1852 France Soft contact lenses Otto Wichterle 1961 Czech Stethoscope René Laennec 1816 France Submarine David Bushnell 1776 U.S Synthesizer Dr. Robert Arthur Moog 1964 U.S Telegraph Samuel Morse 1844 USA Telephone Scott Alexander Graham Bell 1874 Canada Time Recorder Harlow Bundy 1890 U.S Typewriter Peter Mitterhofer 1864 Austria Vaccination Dr. Edward Jenner 1796 England Vacuum Cleaner Ives McGaffey 1869 U.S X-ray Wilhelm Conrad Roentgen 1895 Germany