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The Global Ear Phone Co.
The Global Ear Phone company makes the first volume control for an electric hearing aid. -
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Hearing devices from the last 100 years
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Sontone Corporation
Sontone Corporation makes the first wearable bone conduction hearing aid. -
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 makes the first automatic hearing aid without a volume control. -
Oticon makes it’s first Reciver- in- the- Ear
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560 million people had a hearing loss
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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
