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经营范围
发明名称
Vacuum cleaner
摘要
申请公布号
US2045496(A)
申请公布日期
1936.06.23
申请号
US19340745717
申请日期
1934.09.27
申请人
GENERAL ELECTRIC COMPANY
发明人
SKINNER CHARLES K.
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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