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发明名称
Illuminating means for tank type suction cleaners
摘要
申请公布号
US2632912(A)
申请公布日期
1953.03.31
申请号
US19480057272
申请日期
1948.10.29
申请人
THE HOOVER COMPANY
发明人
CUDDEBACK NELSON C.
分类号
A47L9/30
主分类号
A47L9/30
代理机构
代理人
主权项
地址
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