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发明名称
摘要
申请公布号
JPS5761550(U)
申请公布日期
1982.04.12
申请号
JP19800132896U
申请日期
1980.09.17
申请人
发明人
分类号
G01N21/88;G01N21/958;(IPC1-7):G01N21/88
主分类号
G01N21/88
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