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发明名称
SUCTION CLEANER FILTER BAGS
摘要
申请公布号
GB1480383(A)
申请公布日期
1977.07.20
申请号
GB19740040255
申请日期
1974.09.16
申请人
HOOVER LTD
发明人
分类号
A47L9/14;(IPC1-7):A47L9/14
主分类号
A47L9/14
代理机构
代理人
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