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发明名称
Elektromechanischer akustischer Wandler
摘要
申请公布号
DE60040763(D1)
申请公布日期
2008.12.18
申请号
DE20006040763
申请日期
2000.04.11
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO. LTD.
发明人
SAIKA, SHUJI;USUKI, SAWAKO
分类号
H04R9/18;B06B1/02;B06B1/04;G10K9/13
主分类号
H04R9/18
代理机构
代理人
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地址
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