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发明名称
Holder for a small-sized acoustic element, and mounting structure for the holder
摘要
申请公布号
EP1489879(B1)
申请公布日期
2008.12.31
申请号
EP20040013938
申请日期
2004.06.15
申请人
POLYMATECH CO., LTD.
发明人
KONNO, HIDEAKI
分类号
H04R1/02;H04R1/28;H04B1/08;H04M1/00;H04M1/02;H04M1/03;H04M9/00;H04R1/08
主分类号
H04R1/02
代理机构
代理人
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