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发明名称
Dust collector for mops
摘要
申请公布号
US2037427(A)
申请公布日期
1936.04.14
申请号
US19350038455
申请日期
1935.08.29
申请人
MORGAN MINNIE E
发明人
MORGAN MINNIE E.
分类号
A47L13/502
主分类号
A47L13/502
代理机构
代理人
主权项
地址
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