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发明名称
VERFAHREN UND VORRICHTUNG ZUR HOEHEREN FREQUENZAUFLOESUNG EINES SIGNALS NIEDRIGER FREQUENZ.
摘要
申请公布号
DE3869695(D1)
申请公布日期
1992.05.07
申请号
DE19883869695
申请日期
1988.01.28
申请人
HUGHES AIRCRAFT CO
发明人
UNDERWOOD D
分类号
H03K3/017;H03K5/00;H03K5/05;H03K5/13;(IPC1-7):H03K5/05
主分类号
H03K3/017
代理机构
代理人
主权项
地址
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