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发明名称
Improvements relating to duplexer devices
摘要
申请公布号
GB854604(A)
申请公布日期
1960.11.23
申请号
GB19580015856
申请日期
1958.05.16
申请人
COMPAGNIE FRANCAISE THOMSON-HOUSTON
发明人
分类号
G01S7/03;H01J17/04
主分类号
G01S7/03
代理机构
代理人
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