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发明名称
摘要
申请公布号
GB1225676(A)
申请公布日期
1971.03.17
申请号
GBD1225676
申请日期
1968.04.05
申请人
发明人
分类号
H05K3/07
主分类号
H05K3/07
代理机构
代理人
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地址
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