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经营范围
发明名称
Filter unit, cartridge and coupling means
摘要
申请公布号
US3259248(A)
申请公布日期
1966.07.05
申请号
US19630254870
申请日期
1963.01.30
申请人
WOOD CONVERSION COMPANY
发明人
WIEGAND DONALD E.
分类号
B01D29/41
主分类号
B01D29/41
代理机构
代理人
主权项
地址
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