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发明名称
PORTABLE APPARATUS FOR ANALYZING DUSTY SOLID IMPURITIES IN AIR
摘要
申请公布号
PL260920(A1)
申请公布日期
1987.03.09
申请号
PL19860260920
申请日期
1986.08.04
申请人
发明人
分类号
B01D46/24;G01N1/22;G01N1/24;(IPC1-7):G01N/
主分类号
B01D46/24
代理机构
代理人
主权项
地址
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