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经营范围
发明名称
Units comprising elements with small openings traversed by electrical conductors
摘要
申请公布号
GB898019(A)
申请公布日期
1962.06.06
申请号
GB19570026654
申请日期
1957.08.23
申请人
PAUL EISLER
发明人
分类号
H05K7/02
主分类号
H05K7/02
代理机构
代理人
主权项
地址
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