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经营范围
发明名称
AIR SAMPLING APPARATUS
摘要
申请公布号
PL142290(B2)
申请公布日期
1987.10.31
申请号
PL19850255981
申请日期
1985.10.28
申请人
发明人
分类号
G01N;G01N1/22;(IPC1-7):G01N1/22
主分类号
G01N
代理机构
代理人
主权项
地址
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