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经营范围
发明名称
Vacuum cleaner
摘要
申请公布号
US1959759(A)
申请公布日期
1934.05.22
申请号
US19320648325
申请日期
1932.12.22
申请人
ELECTROLUX CORPORATION
发明人
HULTBERG ROLF BERTIL JOHANNES
分类号
A47L9/19
主分类号
A47L9/19
代理机构
代理人
主权项
地址
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