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发明名称
END CLOSURE FOR A SELF-SEALING DUST BAG FOR A VACUUM CLEANER
摘要
申请公布号
GB1212840(A)
申请公布日期
1970.11.18
申请号
GB19670055052
申请日期
1967.12.04
申请人
ELECTROLUX LIMITED
发明人
分类号
A47L9/14
主分类号
A47L9/14
代理机构
代理人
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