Ear cover
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Oct 1, 2009
app pub date -
Mar 31, 2008
filing date -
Mar 31, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An ear cover includes a cover body and a chassis connected to the cover body so as to form a closed accommodating space. The closed accommodating space is provided therein with a filler, thereby isolating, buffering and absorbing the sound.
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