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发明名称
MODULATION CIRCUITS
摘要
申请公布号
GB1551711(A)
申请公布日期
1979.08.30
申请号
GB19780008223
申请日期
1978.03.02
申请人
MARCONI LTD
发明人
分类号
H03C1/16;(IPC1-7):H03C1/06
主分类号
H03C1/16
代理机构
代理人
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