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发明名称
FILTER SWITCHING DEVICE
摘要
申请公布号
JPH10173551(A)
申请公布日期
1998.06.26
申请号
JP19960332601
申请日期
1996.12.13
申请人
NEC CORP
发明人
KOIZUMI FUMIAKI
分类号
H04L27/00;H04B1/10;H04L25/03;(IPC1-7):H04B1/10
主分类号
H04L27/00
代理机构
代理人
主权项
地址
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