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发明名称
摘要
申请公布号
FR2169092(B1)
申请公布日期
1977.12.30
申请号
FR19730001876
申请日期
1973.01.19
申请人
FERRANTI LTD
发明人
分类号
G01S7/03;H03G11/00;H03G11/02;(IPC1-7):H03H13/00;H01P1/00
主分类号
G01S7/03
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