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经营范围
发明名称
Air supported cleaner with control
摘要
申请公布号
US2751038(A)
申请公布日期
1956.06.19
申请号
US19540429940
申请日期
1954.05.14
申请人
THE HOOVER COMPANY
发明人
ACHESON LOUIS K.
分类号
A47L5/36;A47L7/06
主分类号
A47L5/36
代理机构
代理人
主权项
地址
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