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发明名称
Balloon speaker asembly
摘要
A balloon speaker assembly has a magnet and coil adjacent thereto connected with electrical signal input, and a supporting structure.
申请公布号
US2006196723(A1)
申请公布日期
2006.09.07
申请号
US20050070876
申请日期
2005.03.03
申请人
WHITE FRED I
发明人
WHITE FRED I.
分类号
H04R7/00;G10K13/00
主分类号
H04R7/00
代理机构
代理人
主权项
地址
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