The history of Hearing Devices of the last 100 years

By LynnComm821

  • The Global Ear Phone Co.

    The Global Ear Phone company makes the first volume control for an electric hearing aid.
  • Period: to

    Hearing devices from the last 100 years

  • Sontone Corporation

    Sontone Corporation makes the first wearable bone conduction hearing aid.
  • Spy’s also use hearing devices!

    Spy’s also use hearing devices!

    Spy’s also use hearing devices! Schoolchildren made a wooden U.S. seal and gave it to the U.S. Embassy in Moscow, Soviet Union (Russia). There was a bug in it, that was only discovered in 1952
  • Oticon in Denmark

    Oticon in Denmark

    Oticon in Denmark makes the first automatic hearing aid without a volume control.

  • Oticon makes it’s first Reciver- in- the- Ear

  • 560 million people had a hearing loss

  • My prediction

    I predict that in 2050 there wil be no more hearing aids. I bet that they will be able to fix your ear without an aid