Speaker device and associated method for manufacturing the speaker device
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United States of America Patent
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Sep 7, 2004
Grant Date -
N/A
app pub date -
Nov 30, 1999
filing date -
Dec 4, 1998
priority date (Note) -
Expired
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Abstract
A speaker device and associated method for producing a speaker device that includes a voice coil and a radiant layer made of a radiant energy emissive material provided on a surface of the voice coil for suppressing the heat generated at the voice coil while simultaneously improving the input durability of the speaker device.
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