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经营范围
发明名称
Sac pour aspirateur de poussière et procédé de fabrication de ce sac
摘要
申请公布号
FR835465(A)
申请公布日期
1938.12.22
申请号
FRD835465
申请日期
1938.03.19
申请人
发明人
OSTERDAHL RAGNAR K.
分类号
A47L9/14
主分类号
A47L9/14
代理机构
代理人
主权项
地址
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