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发明名称
Filter mounting means
摘要
申请公布号
US2766843(A)
申请公布日期
1956.10.16
申请号
US19540454118
申请日期
1954.09.03
申请人
THE HOOVER COMPANY
发明人
COONS CURTIS C.
分类号
A47L5/36;A47L9/14
主分类号
A47L5/36
代理机构
代理人
主权项
地址
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