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Hearing aid sound seal device
   
Document Number
US Patent 6367578
Issued Date
April 9, 2002
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Abstract
A hearing aid sound seal device for preventing audio feedback. The hearing aid sound seal device includes a support assembly being adapted to be securely and removably disposed about a hearing aid and being adapted to be snugly and removably received in an ear canal of a user's ear to essentially prevent audio feedback.
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Hearing aid sound seal device - US Patent 6367578 Drawing
Drawing from US Patent 6367578
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Number of Claims:
1
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Owner
Published
April 9, 2002
Application Number
09/636,599
Filed
August 11, 2000
US Classification
181/135   84/129 84/134
Int'l Classification
H04R   25/00   (20060101)  
Examiner
Assistant Examiner
USPTO Field of Search
181/135   181/129   181/134  
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