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经营范围
发明名称
Improvements relating to suction cleaners
摘要
申请公布号
GB706144(A)
申请公布日期
1954.03.24
申请号
GB19510028593
申请日期
1951.12.06
申请人
HOOVER LIMITED
发明人
分类号
A47L5/30;A47L5/32
主分类号
A47L5/30
代理机构
代理人
主权项
地址
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