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经营范围
发明名称
WAVEGUIDE DIRECTIONAL FILTER
摘要
申请公布号
EP1157439(A4)
申请公布日期
2003.02.12
申请号
EP19990960708
申请日期
1999.12.06
申请人
ALCATEL
发明人
BROAD, GRAHAM;MCDONALD, NO[L;WILLIAMS, CHARLES
分类号
H01P1/213;(IPC1-7):H01P1/208;H01P7/06
主分类号
H01P1/213
代理机构
代理人
主权项
地址
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