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发明名称
ELECTRONIC FILTER DEVICES
摘要
申请公布号
GB8403686(D0)
申请公布日期
1984.03.14
申请号
GB19840003686
申请日期
1984.02.13
申请人
TEKTRONIX INC
发明人
分类号
H01P1/218;(IPC1-7):H01P1/218
主分类号
H01P1/218
代理机构
代理人
主权项
地址
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