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发明名称
摘要
申请公布号
DE2105202(A1)
申请公布日期
1972.08.10
申请号
DE19712105202
申请日期
1971.02.04
申请人
ENGEL G
发明人
分类号
G01N3/00;(IPC1-7):G01N3/20
主分类号
G01N3/00
代理机构
代理人
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