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发明名称
Vacuum cleaner for clothing
摘要
申请公布号
US2214193(A)
申请公布日期
1940.09.10
申请号
US19380199489
申请日期
1938.04.01
申请人
COWLES DELBERT L
发明人
COWLES DELBERT L.
分类号
A47L5/24
主分类号
A47L5/24
代理机构
代理人
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