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发明名称
Radio-frequency multiplexing device with cross-switching system for dual-band telephone
摘要
申请公布号
GB0206446(D0)
申请公布日期
2002.05.01
申请号
GB20020006446
申请日期
2002.03.19
申请人
SAGEM SA
发明人
分类号
H04B1/40;H04B1/48
主分类号
H04B1/40
代理机构
代理人
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地址
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