Ts'ai Lun c. 105 1 Toilet, Flush Sir John Harington c. 1591 2 Thermometer Galileo 1592 3 Clock, Pendulum Christiaan Huygens 1656 4 Calculus Sir Isaac Newton, Gottfried Wilhelm Leibniz 1680s 5 Bifocal Lens Benjamin Franklin 1784 6 Metric System Of Measurement French Academy of Sciences 1795 7 Battery, Electric Storage Alessandro 1800 8 Braille System Louis Braille 1824 9 Locomotive George Stephenson 1829 10 Revolver Samuel Colt 1835–36 11 Photography Daguerre 1837 12 Morse Code Samuel F.B. Morse 1838 13 Airship Henri Giffard 1852 14 Hypodermic Syringe Charles Gabriel Pravaz 1853 15 Tissue, Toilet Joseph Gayetty 1857 16 Engine, Internal-Combustion Étienne Lenoir 1859 17 Dynamite Alfred Nobel 1867 18 Periodic Table Dmitry Ivanovich Mendeleyev 1871 19 Jeans Levi Strauss, Jacob Davis 1873 20 Telephone, Wired-Line Alexander Graham Bell 1876 21 Phonograph Thomas Alva Edison 1877 22 Light Bulb, Incandescent Thomas Alva Edison 1879 23 Automobile Gottlieb Daimler 1889 24 Camera, Motion Picture Thomas Alva Edison, William K.L. Dickson 1891 25 Aspirin Felix Hoffmann (Bayer) 1897 26 Airplane, Engine-Powered Wilbur & Orville Wright 1903 27 Radar Christian Hülsmeyer c. 1904 28 Tea Bag Thomas Sullivan early 1900s 29 Geiger Counter Hans Geiger 1908 30 Assembly Line Henry Ford 1913 31 Engine, Liquid-Fueled Rocket Robert H. Goddard 1926 32 Engine, Jet Sir Frank Whittle 1930 33 Richter Scale Charles Francis Richter, Beno Gutenberg 1935 34 Pen, Ballpoint Biro 1938 35 Helicopter Igor Sikorsky 1939 36 Guitar, Electric Les Paul 1941 37 Nuclear Reactor Enrico Fermi 1942 38 Missile, Guided Wernher von Braun 1942 39 Bomb, Atomic J. Robert Oppenheimer, et al. 1945 40 Telephone, Mobile Bell Laboratories 1946 41 Carbon-14 Dating Willard F. Libby 1946 42 Velcro George de Mestral 1948 43 Satellite, Successful Artificial Sergey Korolyov, et al. 1957 44 Internet Advanced Research Projects Agency (ARPA) 1969 45 Electronic Mail (E-Mail) Ray Tomlinson 1971 46 Compact Disc (Cd) Philips Electronics, Sony Corp. 1980 47 Dna Fingerprinting Alec Jeffreys 1984 48 World Wide Web Tim Berners-Lee 1989 49 Viagra Pfizer Inc. 1997 50 Match Up the Inventions with their Inventors Answers (by inventor) –
1 Ts'ai Lun c. 105 2 Toilet, Flush Sir John Harington c. 1591 3 Thermometer Galileo 1592 4 Clock, Pendulum Christiaan Huygens 1656 5 Calculus Sir Isaac Newton, Gottfried Wilhelm Leibniz 1680s 6 Bifocal Lens Benjamin Franklin 1784 7 Metric System Of Measurement French Academy of Sciences 1795 8 Battery, Electric Storage Alessandro 1800 9 Braille System Louis Braille 1824 10 Locomotive George Stephenson 1829 11 Revolver Samuel Colt 1835–36 12 Photography Daguerre 1837 13 Morse Code Samuel F.B. Morse 1838 14 Airship Henri Giffard 1852 15 Hypodermic Syringe Charles Gabriel Pravaz 1853 16 Tissue, Toilet Joseph Gayetty 1857 17 Engine, Internal-Combustion Étienne Lenoir 1859 18 Dynamite Alfred Nobel 1867 19 Periodic Table Dmitry Ivanovich Mendeleyev 1871 20 Jeans Levi Strauss, Jacob Davis 1873 21 Telephone, Wired-Line Alexander Graham Bell 1876 22 Phonograph Thomas Alva Edison 1877 23 Light Bulb, Incandescent Thomas Alva Edison 1879 24 Automobile Gottlieb Daimler 1889 25 Camera, Motion Picture Thomas Alva Edison, William K.L. Dickson 1891 26 Aspirin Felix Hoffmann (Bayer) 1897 27 Airplane, Engine-Powered Wilbur & Orville Wright 1903 28 Radar Christian Hülsmeyer c. 1904 29 Tea Bag Thomas Sullivan early 1900s 30 Geiger Counter Hans Geiger 1908 31 Assembly Line Henry Ford 1913 32 Engine, Liquid-Fueled Rocket Robert H. Goddard 1926 33 Engine, Jet Sir Frank Whittle 1930 34 Richter Scale Charles Francis Richter, Beno Gutenberg 1935 35 Pen, Ballpoint Biro 1938 36 Helicopter Igor Sikorsky 1939 37 Guitar, Electric Les Paul 1941 38 Nuclear Reactor Enrico Fermi 1942 39 Missile, Guided Wernher von Braun 1942 40 Bomb, Atomic J. Robert Oppenheimer, et al. 1945 41 Telephone, Mobile Bell Laboratories 1946 42 Carbon-14 Dating Willard F. Libby 1946 43 Velcro George de Mestral 1948 44 Satellite, Successful Artificial Sergey Korolyov, et al. 1957 45 Internet Advanced Research Projects Agency (ARPA) 1969 46 Electronic Mail (E-Mail) Ray Tomlinson 1971 47 Compact Disc (Cd) Philips Electronics, Sony Corp. 1980 48 Dna Fingerprinting Alec Jeffreys 1984 49 World Wide Web Tim Berners-Lee 1989 50 Viagra Pfizer Inc. 1997 Match Up the Inventions with their Inventors – Answers (by inventor)
Inventions.docx