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发明名称
Dust removing device for dry mops
摘要
申请公布号
US2359390(A)
申请公布日期
1944.10.03
申请号
US19420454548
申请日期
1942.08.12
申请人
HARRY FREEMAN;ISADORE E. FREEMAN;LAURA ELIZABETH BASILIERE SENEY
发明人
分类号
A47L13/14
主分类号
A47L13/14
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代理人
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