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Our Genealogy and Family History
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 Abt 1924 - Abt 1928 (~ 4 years)
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Date |
Event(s) |
| 1 | 1924 | - 1924: The dynamic loudspeaker invented by Rice and Kellogg.
- 1924: Notebooks with spiral bindings invented.
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| 2 | 1925 | - 1925: The mechanical television a precursor to the modern television, invented by John Logie Baird.
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| 3 | 1926 | - 1926: Robert H. Goddard invents liquid-fueled rockets.
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| 4 | 1927 | - 1927: JWA Morrison invents the first quartz crystal watch.
- 1927: Philo Taylor Farnsworth invents a complete electronic TV system.
- 1927: Technicolor invented.
- 1927: Erik Rotheim patents an aerosol can.
- 1927: Warren Marrison developed the first quartz clock.
- 1927: Philip Drinker invents the iron lung.
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| 5 | 1928 | - 1928: Scottish biologist Alexander Fleming discovers penicillin.
- 1928: Bubble gum invented by Walter E. Diemer.
- 1928: Jacob Schick patented the electric shaver.
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