Hearing aid with a tightening ring
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United States of America Patent
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-
Jun 8, 2004
Grant Date -
Sep 26, 2002
app pub date -
Apr 23, 2001
filing date -
Mar 26, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The present invention relates to a hearing aid for insertion in the auditory canal, comprising a hearing aid housing and a face plate and a shell that is matched to the auditory canal of a user and has a tightening protrusion that extends along the surface of the shell and at least partly encircles the shell thereby providing a tight seal against the auditory canal wall when the shell is inserted in the auditory canal.
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Family
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Cited Art Landscape
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