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发明名称
Kondensatormikrofon-Einrichtung mit Tonfrequenzverstärker
摘要
申请公布号
CH457558(A)
申请公布日期
1968.06.15
申请号
CH19660011533
申请日期
1966.08.10
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
LAWRENCE GAYFORD,MICHAEL;BOOTH,ROBERT
分类号
H03F3/183;H03F3/185;H04R19/04;(IPC1-7):H03F3/00;H04R3/00
主分类号
H03F3/183
代理机构
代理人
主权项
地址
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