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发明名称
摘要
申请公布号
NL7105982(A)
申请公布日期
1971.11.08
申请号
NL19710005982
申请日期
1971.05.03
申请人
发明人
分类号
G01N15/12;H03G3/20;(IPC1-7):H03K5/20;G01N15/00
主分类号
G01N15/12
代理机构
代理人
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