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发明名称
COMPUTER SPEAKER APPARATUS AND METHOD USING SAME
摘要
申请公布号
EP1880571(A4)
申请公布日期
2011.08.24
申请号
EP20050764249
申请日期
2005.06.22
申请人
ROSENFIELD, JOSHUA S.
发明人
ROSENFIELD, JOSHUA S.
分类号
H04R5/02;H04R1/02
主分类号
H04R5/02
代理机构
代理人
主权项
地址
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