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发明名称
Improvements in or relating to the quantitative control of the flow of liquids through filters
摘要
申请公布号
GB726474(A)
申请公布日期
1955.03.16
申请号
GB19530015134
申请日期
1953.06.01
申请人
PHILIPP BERDELLE-HILGE
发明人
分类号
B01D37/04
主分类号
B01D37/04
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