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发明名称
Dispositif pour le vidage des sacs à poussières des balais aspirateurs
摘要
申请公布号
FR827137(A)
申请公布日期
1938.04.20
申请号
FRD827137
申请日期
1937.09.27
申请人
发明人
LAPLANTE EDMOND, LOUIS, MAURICE
分类号
A47L9/20
主分类号
A47L9/20
代理机构
代理人
主权项
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