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发明名称
Scum breaker
摘要
申请公布号
US2520540(A)
申请公布日期
1950.08.29
申请号
US19460700932
申请日期
1946.10.03
申请人
INFILCO INCORPORATED
发明人
GREEN WALTER H.
分类号
B01D19/02
主分类号
B01D19/02
代理机构
代理人
主权项
地址
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