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发明名称
Elektroakustischer Wandler
摘要
申请公布号
AT218091(B)
申请公布日期
1961.11.10
申请号
AT19600000496
申请日期
1960.01.23
申请人
DR. RUDOLF GOERIKE
发明人
DR. RUDOLF GOERIKE
分类号
H04R9/08
主分类号
H04R9/08
代理机构
代理人
主权项
地址
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