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经营范围
发明名称
High frequency electric conductor
摘要
申请公布号
GB724337(A)
申请公布日期
1955.02.16
申请号
GB19530010176
申请日期
1953.04.14
申请人
SUMITOMO ELECTRIC INDUSTRIES, LTD.
发明人
分类号
H01B7/30
主分类号
H01B7/30
代理机构
代理人
主权项
地址
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