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发明名称
Elektroakustischer Wandler
摘要
申请公布号
DE1512727(A1)
申请公布日期
1969.05.29
申请号
DE19671512727
申请日期
1967.02.27
申请人
MUELLER,PETER
发明人
MUELLER,PETER
分类号
H04R13/00
主分类号
H04R13/00
代理机构
代理人
主权项
地址
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