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发明名称
MIKROPHON MIT SCHALTERTEIL.
摘要
申请公布号
DE1872446(U)
申请公布日期
1963.05.22
申请号
DE196300A9608U
申请日期
1963.03.05
申请人
AKUSTISCHE U. KINO-GERAETE GESELLSCHAFT M.B.H.
发明人
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主分类号
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