Speaker and speaker system
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United States of America Patent
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Oct 12, 2004
Grant Date -
Aug 22, 2002
app pub date -
Feb 13, 2002
filing date -
Feb 14, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A speaker includes a main speaker part, and a case for containing and holding the main speaker part therein. A peripheral portion of a front side of the main speaker part is attached to a peripheral portion of the case, surrounding a hole formed in a front side of the case by placing a gasket cushion between both peripheral portions. The speaker further includes an internal rod, attached to a rear side of the main speaker part, for functioning as an imaginary ground.
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Family
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