Technology Timeline

  • Radio Station

    Radio Station
    Inventor: KDKA
    This was the first commercial radio broadcast talking about the Harding-Cox Presidential election. This paved the road for the radio industry. After this broadcast, more radio stations began to broadcast and talk about a variety of topics such as sports, politics, and Hollywood.
  • Instant Camera

    Instant Camera
    Inventor: Samuel Shlafrock
    This was the first camera that had internal mechanisms that allowed for it to develop film instantly after taking a photo. This enhanced the photography industry and was a huge catalyst in forming the company now known as Polaroid.
  • The Quick Freezing Method

    The Quick Freezing Method
    Inventor: Clarence Birdseye
    This method consists of freezing food pieces individually at extremely low temperatures. His method was highly efficient and made food tastier, and more available to consumers. He paved the road for the frozen food industry.
  • Garage Door Opener

    Garage Door Opener
    Inventor: C.G. Johnson
    He also invented the overhead garage door in 1921. The garage door opener is a small device that controls the opening and closing of the overhead garage door. This is still commonly used in most homes. It makes things easily accessible and efficient for homeowners.
  • Electronic T.V.

    Electronic T.V.
    Inventor: Philo Taylor Farnsworth
    Before the electronic T.V., homeowners were using their mechanical T.V.s that weren't near as easy to navigate. This invention has enhanced our life tremendously because almost all homeowners now own an electronic T.V. They have become a huge part of our society and popular culture.