Great 20th Century Inventions From 1900 to 1949

Great 20th Century Inventions From 1900 to 1949 Technology, science,  inventions, and re-inventions have progressed at an accelerated rate during the hundred years of the 20th century, more so than any other century. We began the 20th century with the infancy of airplanes, automobiles, and radio, when those inventions dazzled us with their novelty and wonder. We end the 20th century with spaceships, computers, cell phones, and the wireless Internet all being technologies we can take for granted. 1900 The zeppelin invented by Count Ferdinand von Zeppelin.Charles Seeberger redesigned Jesse Renos escalator and invented the modern escalator. 1901 King Camp Gillette invents the double-edged safety razor.The first radio receiver successfully received a radio transmission.Hubert Booth invents a compact and modern vacuum cleaner. 1902 Willis Carrier invents the air conditioner.The lie detector or polygraph machine is invented by James Mackenzie.The birth of the Teddy Bear.George Claude invented neon light. 1903 Edward Binney and Harold Smith co-invent crayons.Bottle-making machinery invented by Michael J. Owens.The Wright brothers invent the first gas motored and manned airplane.William Coolidge invents ductile tungsten used in lightbulbs. 1904 Teabags invented by Thomas Suillivan.Benjamin Holt invents a tractor.John A Fleming invents a vacuum diode or Fleming valve. 1905 Albert Einstein published the Theory of Relativity and made famous the equation, E mc2.Mary Anderson receives a patent for windshield wipers. 1906 William Kellogg invents Cornflakes.Lewis Nixon invents the first sonar like device.Lee Deforest invents electronic amplifying tube (triode). 1907 Leo Baekeland invents the first synthetic plastic called Bakelite.Color photography invented by Auguste and Louis Lumiere.The very first piloted helicopter was invented by Paul Cornu. 1908 The gyrocompass invented by Elmer A. Sperry.Cellophane invented by Jacques E. Brandenberger.Model T first sold.J W Geiger and W Mà ¼ller invent the geiger counter.Fritz Haber invents the Haber Process for making artificial nitrates. Bettmann Archive / Getty Images 1909 Instant coffee invented by G. Washington. 1910 Thomas Edison demonstrated the first talking motion picture.Georges Claude displayed the first  neon  lamp to the public on December 11, 1910, in Paris. 1911 Charles Franklin Kettering  invents the first automobile electrical ignition system. 1912 Motorized movie cameras invented, replaced hand-cranked cameras.  The first military tank patented by Australian inventor De La Mole.Clarence Crane created  Life Savers  candy in 1912. 1913 The  crossword puzzle  invented by  Arthur Wynne.The Merck Chemical Company patented, what is now know as,  ecstasy.Mary Phelps Jacob  invents the bra. 1914 Garrett A. Morgan  invents the Morgan gas mask. 1915 Eugene Sullivan and William Taylor co-invented Pyrex in New York City. 1916 Radio  tuners invented, that received different stations.Stainless steel invented by Henry Brearly. 1917 Gideon Sundback patented the modern  zipper  (not the first zipper). 1918 The superheterodyne radio circuit invented by  Edwin Howard Armstrong. Today, every radio or television set uses this invention.Charles Jung invented fortune cookies. 1919 The pop-up  toaster  invented by Charles Strite.Short-wave radio invented.The flip-flop circuit invented.The  arc welder  invented. 1920 The  tommy gun  patented by John T Thompson.The  Band-Aid  (pronounced ban-dade) invented by Earle Dickson. 1921 Artificial life begins the first  robot  built. 1922 Insulin invented by  Sir Frederick Grant Banting.The first 3-D movie (spectacles with one red and one green lens) is released. 1923 Garrett A. Morgan  invents a traffic signal.The television or iconoscope (cathode-ray tube) invented by  Vladimir Kosma Zworykin.John Harwood invented the self-winding watch.Clarence Birdseye invents  frozen food. 1924 The dynamic  loudspeaker  invented by Rice and Kellogg.Notebooks with spiral bindings invented. 1925 The mechanical television a precursor to the modern television, invented by  John Logie Baird. 1926 Robert H. Goddard  invents liquid-fueled rockets. 1927 Eduard Haas III invents  PEZ candy.JWA Morrison invents the first quartz crystal watch.Philo Taylor Farnsworth  invents a complete electronic TV system.Technicolor invented, which allowed the widespread creation of  color movies.Erik Rotheim patents an  aerosol can.Warren Marrison developed the first quartz clock.Philip Drinker invents the  iron lung. 1928 Scottish biologist Alexander Fleming discovers  penicillin.Bubble gum  invented by Walter E. Diemer.Jacob Schick  patented the electric shaver. 1929 American, Paul Galvin invents the car radio.Yo-Yo  re-invented as an American fad. RapidEye / Getty Images 1930 Scotch tape  patented by 3M engineer, Richard G. Drew.The  frozen food  process patented by Clarence Birdseye.Wallace Carothers  and DuPont Labs invent  neoprene.The differential analyzer, or analog computer invented by Vannevar Bush at MIT in Boston.Frank Whittle and Dr. Hans von Ohain both invent a  jet engine. 1931 Harold Edgerton invented stop-action photography.Germans Max Knott and Ernst Ruska co-invent the  electron microscope. 1932 Polaroid photography invented by  Edwin Herbert Land.The zoom lens and the light meter invented.Carl C. Magee invents the first  parking meter.Karl Jansky invents the radio telescope. 1933 Frequency modulation (FM radio) invented by  Edwin Howard Armstrong.Stereo records invented.Richard M. Hollingshead builds a prototype  drive-in movie theater  in his driveway. 1934 Englishmen, Percy Shaw invents  cat eyes  or roads reflectors.Charles Darrow claims he invented the game  Monopoly.Joseph Begun invents the first tape recorder for broadcasting - first magnetic recording. 1935 Wallace Carothers  and DuPont Labs invents nylon ( polymer 6.6.)The first canned  beer  made.Robert Watson-Watt patented  radar. 1936 Bell Labs invents the voice recognition machine.Samuel Colt patents the Colt revolver. 1937 Chester F. Carlson invents the  photocopier.The first  jet engine  is built. Monty Rakusen / Getty Images 1938 The ballpoint pen invented by  Ladislo Biro.Strobe lighting invented.LSD  was synthesized on November 16, 1938 by Swiss chemist Albert Hofmann of Sandoz Laboratories.Roy J. Plunkett invented tetrafluoroethylene polymers or  Teflon.Nescafe or  freeze-dried coffee  invented. 1939 Igor Sikorsky invents the first successful  helicopter. 1940 Dr. William Reich invents the  orgone accumulator.Peter Goldmark invents modern  color television  system.Karl Pabst invents the jeep. 1941 Konrad Zuses  Z3, the first computer controlled by software.Aerosol  spray cans invented by American inventors, Lyle David Goodloe and W.N. Sullivan.Enrico Fermi  invents the neutronic reactor. 1942 John Atanasoff and Clifford Berry  built the first electronic digital computer.Mueller designs a  turboprop engine. 1943 Synthetic rubber invented.Richard James invents the slinky.James Wright invents  silly putty.Swiss chemist, Albert Hofmann discovered the hallucinogenic properties of  LSD.Emile Gagnan and  Jacques Cousteau  invented the aqualung. 1944 The kidney dialysis machine invented by Willem Kolff.Synthetic  cortisone  invented by Percy Lavon Julian. 1945 Vannevar Bush proposes  hypertext.The  atomic bomb  invented. 1946 The  microwave oven  invented by Percy Spencer. 1947 British/Hungarian scientist, Dennis Gabor, developed the theory of holography.Mobile phones  first invented. Although cell phones were not sold commercially until 1983.Bardeen, Brattain, and Shockley invented the  transistor.Earl Silas Tupper patented the Tupperware seal. 1948 The  Frisbee  Ã‚ ® invented by Walter Frederick Morrison and Warren Franscioni.Velcro  Ã‚ ® invented by George de Mestral.Robert Hope-Jones invented the Wurlitzer  jukebox. Glow Images / Getty Images 1949 Cake mix invented.