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经营范围
发明名称
Improvements relating to suction cleaners
摘要
申请公布号
GB710241(A)
申请公布日期
1954.06.09
申请号
GB19520021446
申请日期
1952.08.26
申请人
HOOVER LIMITED
发明人
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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