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经营范围
发明名称
Collection of suspended particles
摘要
申请公布号
US2677439(A)
申请公布日期
1954.05.04
申请号
US19520321571
申请日期
1952.11.20
申请人
RESEARCH CORPORATION
发明人
HEDBERG CARL W. J.
分类号
B01D51/10;C09C1/48
主分类号
B01D51/10
代理机构
代理人
主权项
地址
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