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经营范围
发明名称
Suction cleaner
摘要
申请公布号
US2401394(A)
申请公布日期
1946.06.04
申请号
US19430509878
申请日期
1943.11.11
申请人
THE HOOVER COMPANY
发明人
WHITE HARRY B.
分类号
A47L9/10
主分类号
A47L9/10
代理机构
代理人
主权项
地址
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