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发明名称
(A1 B1) ;APPARATUS FOR EFFECTING GAS-LIQUID CONTACT
摘要
申请公布号
HR930162(A1)
申请公布日期
1995.12.31
申请号
HR19930000162
申请日期
1993.02.11
申请人
发明人
分类号
主分类号
代理机构
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