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发明名称
摘要
申请公布号
DD95057(A1)
申请公布日期
1973.01.12
申请号
DD19720161144
申请日期
1972.02.28
申请人
发明人
分类号
G01R19/02;(IPC1-7):G01R19/02
主分类号
G01R19/02
代理机构
代理人
主权项
地址
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