| |
Year |
Event(s) |
| 1 | 1911 | - Charles Franklin Kettering invents the first automobile electrical ignition system.
|
| 2 | 1912 | - Clarence Crane created Life Savers candy in 1912.
- Motorized movie cameras invented, and replaced hand-cranked cameras.
- The first tank patented by Australian inventor De La Mole.
|
| 3 | 1913 | - Gideon Sundback invents the modern zipper.
- Mary Phelps Jacob invents the bra.
- The crossword puzzle invented by Arthur Wynne.
- The Merck Chemical Company patented, what is now known as, ecstasy.
- Woodrow Wilson president of the USA 1913-1921.
|
| 4 | 1914 | - Garrett A. Morgan invents the Morgan gas mask.
|
| 5 | 1915 | - Eugene Sullivan and William Taylor co-invented Pyrex in New York City.
|
| 6 | 1916 | - Radio tuners invented that received different stations.
- Stainless steel invented by Henry Brearly.
|
| 7 | 1918 | - Charles Jung invented fortune cookies.
|
| 8 | 1919 | - Short-wave radio invented.
- The arc welder invented.
- The pop-up toaster invented by Charles Strite.
|
| 9 | 1920 | - The Band-Aid invented by Earle Dickson
- The tommy gun patented by John T Thompson.
|
| 10 | 1921 | - Artificial life begins -- the first robot built.
- Calvin Coolidge president of the USA 1921-1929. Calvin Coolidge, vice president under Warren Harding, sworn in as president the day after Harding dies.
- John Larson, a University of California medical student, invented the modern lie detector (polygraph), used by police since 1924.
- Warren Harding president of the USA 1921. Warren Harding dies of an embolism in San Francisco. He had taken ill on 31 Jul 1921.
|
| 11 | 1922 | - Insulin invented by Sir Frederick Grant Banting.
- The first 3-D movie (spectacles with one red and one green lens) is released.
|
| 12 | 1923 | - Clarence Birdseye invents frozen food.
- Garrett A. Morgan invents a traffic signal.
- John Harwood invented the self-winding watch.
- The television or iconoscope (cathode-ray tube) invented by Vladimir Kosma Zworykin.
|
| 13 | 1924 | - Notebooks with spiral bindings invented.
- The dynamic loudspeaker invented by Rice and Kellogg.
|
| 14 | 1925 | - The mechanical television a precursor to the modern television, invented by John Logie Baird.
|
| 15 | 1926 | - Robert H. Goddard invents liquid-fueled rockets.
|
| 16 | 1927 | - Erik Rotheim patents an aerosol can.
- JWA Morrison invents the first quartz crystal watch.
- Philip Drinker invents the iron lung.
- Philo Taylor Farnsworth invents a complete electronic TV system.
- Technicolor invented.
- Warren Marrison developed the first quartz clock.
|
| 17 | 1928 | - Bubble gum invented by Walter E. Diemer.
- Jacob Schick patented the electric shaver.
- Scottish biologist Alexander Fleming discovers penicillin.
|
| 18 | 1929 | - American, Paul Galvin invents the car radio.
- Herbert Hoover president of the USA 1929-1933.
- Yo-Yo re-invented as an American fad.
|
| 19 | 1930 | - Frank Whittle and Dr Hans von Ohain both invent a jet engine.
- Scotch tape patented by 3M engineer Richard G. Drew.
- The "differential analyzer", or analog computer invented by Vannevar Bush at MIT in Boston.
|
| 20 | 1931 | - Germans Max Knott and Ernst Ruska co-invent the electron microscope.
- Harold Edgerton invented stop-action photography.
|
| 21 | 1932 | - Polaroid photography invented by Edwin Herbert Land.
|
| 22 | 1933 | - Franklin Roosevelt president of the USA 1933-1945.
- Frequency modulation (FM radio) invented by Edwin Howard Armstrong.
- Stereo records invented.
|
| 23 | 1934 | - Charles Darrow claims he invented the game Monopoly.
- Joseph Begun invents the first tape recorder for broadcasting - first magnetic recording.
|
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