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发明名称
Membran fuer elektrodynamische Wandler
摘要
申请公布号
DE1284465(B)
申请公布日期
1968.12.05
申请号
DE1966S104674
申请日期
1966.07.07
申请人
SIEMENS AG
发明人
ERICH MUELLER,
分类号
H04R7/14
主分类号
H04R7/14
代理机构
代理人
主权项
地址
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