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发明名称
Elektret Kondensator Mikrofon und Verfahren zu dessen Herstellung.
摘要
申请公布号
DE69202352(D1)
申请公布日期
1995.06.14
申请号
DE19926002352
申请日期
1992.02.12
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD., KADOMA, OSAKA, JP
发明人
BABA, HIROYUKI, MIYAMAE-KU, KAWASAKI-SHI, JP
分类号
H04R19/04;H04R19/01;H04R31/00;(IPC1-7):H04R19/04
主分类号
H04R19/04
代理机构
代理人
主权项
地址
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