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发明名称
Perfectionnements au dispositif de soulèvement du bec d'aspiration dans les aspirateurs de poussière
摘要
申请公布号
FR1068803(A)
申请公布日期
1954.07.01
申请号
FRD1068803
申请日期
1952.09.01
申请人
HOOVER LIMITED
发明人
分类号
A47L5/32
主分类号
A47L5/32
代理机构
代理人
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地址
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