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Millar Hutchinson | Research & Encyclopedia Articles

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Hearing aid Summary

 


Millar Hutchinson

American inventor who invented the electrical hearing aid in 1902. The hearing aid, by amplifying sounds, has allowed countless numbers of people to retain or improve their hearing.

This is the complete article, containing 29 words (approx. 1 page at 300 words per page).

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    Millar Hutchinson from Science and Its Times. ©2005-2006 Thomson Gale, a part of the Thomson Corporation. All rights reserved.

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