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发明名称
Filter apparatus
摘要
申请公布号
US2780359(A)
申请公布日期
1957.02.05
申请号
US19530364233
申请日期
1953.06.26
申请人
THE STANDARD OIL COMPANY
发明人
JR. FRANK R. HELLMANN,
分类号
B01D29/00
主分类号
B01D29/00
代理机构
代理人
主权项
地址
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