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发明名称
Filter element
摘要
申请公布号
US2354395(A)
申请公布日期
1944.07.25
申请号
US19430475614
申请日期
1943.02.12
申请人
RALPH L. SKINNER
发明人
MASON ADAM EDWARD
分类号
B01D39/18
主分类号
B01D39/18
代理机构
代理人
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