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经营范围
发明名称
Improvements in or relating to multiple band-pass filters for h.f. apparatus
摘要
申请公布号
GB971010(A)
申请公布日期
1964.09.23
申请号
GB19620014233
申请日期
1962.04.12
申请人
HANS KOLBE;HANS KOHLER
发明人
分类号
H01P1/213;H01P5/00
主分类号
H01P1/213
代理机构
代理人
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